54.4% is the change from 307 to 474
Calculation steps:
[( 474 - 307 ) ÷ 307] x 100 = 54.4%
Formula
Percentage change = [(474 - 307) / 307] x 100
Subtract the new number by the original number
474 - 307 = 167
167 ÷ 307 = 0.5439739413680782
0.5439739413680782 x 100 = 54.4%