250.58% is the change from 172 to 603
Calculation steps:
[( 603 - 172 ) ÷ 172] x 100 = 250.58%
Formula
Percentage change = [(603 - 172) / 172] x 100
Subtract the new number by the original number
603 - 172 = 431
431 ÷ 172 = 2.505813953488372
2.505813953488372 x 100 = 250.58%