Finding the Third Proportional to 394,038.75 and 624,045.75
Calculator
Solution
The third proportional to 394,038.75 and 624,045.75 is: 988,311.68
Step by Step Solution
- Step 1: Write the proportion equation
394,038.75 : 624,045.75 = 624,045.75 : x - Step 2: Convert to fraction form
394,038.75/624,045.75 = 624,045.75/x - Step 3: Cross multiply
394,038.75x = 624,045.75 × 624,045.75 - Step 4: Simplify right side
394,038.75x = 389,433,098,093.06 - Step 5: Solve for x
x = 389,433,098,093.06/394,038.75 - Step 6: Final answer
x = 988,311.68
Related Problems
Find third proportional to 197,019.38 and 312,022.88
Half scale
Find third proportional to 788,077.50 and 1,248,091.50
Double scale
Find third proportional to 394,041 and 624,049
Similar ratio
Find third proportional to 591,058.13 and 936,068.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.