Question 1086458
.
{{{p/500}}} = {{{400/8}}},


p = {{{(400*500)/8}}} = 50*500 = 25000.



See the lesson

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF=http://www.algebra.com/algebra/homework/proportions/lessons/Using-proportions-to-estimate-the-number-of-fish-in-a-lake.lesson>Using proportions to estimate the number of fish in a lake</A>

in this site.


The answer by "josgarithmetic was WRONG until he saw my correct solution; then he corrected his answer.