Finding the Third Proportional to 204,130.13 and 317,373.19
Calculator
Solution
The third proportional to 204,130.13 and 317,373.19 is: 493,438.88
Step by Step Solution
- Step 1: Write the proportion equation
204,130.13 : 317,373.19 = 317,373.19 : x - Step 2: Convert to fraction form
204,130.13/317,373.19 = 317,373.19/x - Step 3: Cross multiply
204,130.13x = 317,373.19 × 317,373.19 - Step 4: Simplify right side
204,130.13x = 100,725,740,143.91 - Step 5: Solve for x
x = 100,725,740,143.91/204,130.13 - Step 6: Final answer
x = 493,438.88
Related Problems
Find third proportional to 102,065.06 and 158,686.59
Half scale
Find third proportional to 408,260.25 and 634,746.38
Double scale
Find third proportional to 204,132 and 317,376
Similar ratio
Find third proportional to 306,195.19 and 476,059.78
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.