DAX Help

pmadam , Now if you want change both dimension(Axis/Row/Group by) and measure, You need bookamarks and button

Dynamically change chart axis in Power BI
bookmark -https://blog.crossjoin.co.uk/2018/04/20/dynamically-changing-a-chart-axis-in-power-bi-using-bookmarks-and-buttons/

But if only want change the axis then you need to have independent table with these three values and use a measure slicer 

Measure  =
var _change =selectedvalues(Table[Dimension])
return
SWITCH (
TRUE(),
_change = "Branch Budget " , [Budget ],
_change = "Inside Sales Name" , [InsideSalesBudget],
_change = "Outside Sales Budget " , [OutsideSalesBudget],
)

measure slicer
https://www.youtube.com/watch?v=b9352Vxuj-M
https://community.powerbi.com/t5/Desktop/Slicer-MTD-QTD-YTD-to-filter-dates-using-the-slicer/td-p/500115
https://radacad.com/change-the-column-or-measure-value-in-a-power-bi-visual-by-selection-of-the-slicer-parameter-table-pattern