Finding the Third Proportional to 156,863.25 and 344,479.50
Calculator
Solution
The third proportional to 156,863.25 and 344,479.50 is: 756,494.12
Step by Step Solution
- Step 1: Write the proportion equation
156,863.25 : 344,479.50 = 344,479.50 : x - Step 2: Convert to fraction form
156,863.25/344,479.50 = 344,479.50/x - Step 3: Cross multiply
156,863.25x = 344,479.50 × 344,479.50 - Step 4: Simplify right side
156,863.25x = 118,666,125,920.25 - Step 5: Solve for x
x = 118,666,125,920.25/156,863.25 - Step 6: Final answer
x = 756,494.12
Related Problems
Find third proportional to 78,431.63 and 172,239.75
Half scale
Find third proportional to 313,726.50 and 688,959
Double scale
Find third proportional to 156,865 and 344,484
Similar ratio
Find third proportional to 235,294.88 and 516,719.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.