256.4% is the change from 172 to 613
Calculation steps:
[( 613 - 172 ) ÷ 172] x 100 = 256.4%
Formula
Percentage change = [(613 - 172) / 172] x 100
Subtract the new number by the original number
613 - 172 = 441
441 ÷ 172 = 2.563953488372093
2.563953488372093 x 100 = 256.4%