220.35% is the change from 172 to 551
Calculation steps:
[( 551 - 172 ) ÷ 172] x 100 = 220.35%
Formula
Percentage change = [(551 - 172) / 172] x 100
Subtract the new number by the original number
551 - 172 = 379
379 ÷ 172 = 2.203488372093023
2.203488372093023 x 100 = 220.35%