Finding the Third Proportional to 207,630 and 452,778.75
Calculator
Solution
The third proportional to 207,630 and 452,778.75 is: 987,374.64
Step by Step Solution
- Step 1: Write the proportion equation
207,630 : 452,778.75 = 452,778.75 : x - Step 2: Convert to fraction form
207,630/452,778.75 = 452,778.75/x - Step 3: Cross multiply
207,630x = 452,778.75 × 452,778.75 - Step 4: Simplify right side
207,630x = 205,008,596,451.56 - Step 5: Solve for x
x = 205,008,596,451.56/207,630 - Step 6: Final answer
x = 987,374.64
Related Problems
Find third proportional to 103,815 and 226,389.38
Half scale
Find third proportional to 415,260 and 905,557.50
Double scale
Find third proportional to 207,632 and 452,783
Similar ratio
Find third proportional to 311,445 and 679,168.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.