Finding the Fourth Proportional to 908,053.76, 1,253,114.12 and 526,301.97
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Solution
The fourth proportional to 908,053.76, 1,253,114.12 and 526,301.97 is: 726,296.68
Step by Step Solution
- Step 1: Write the proportion equation
908,053.76 : 1,253,114.12 = 526,301.97 : x - Step 2: Convert to fraction form
908,053.76/1,253,114.12 = 526,301.97/x - Step 3: Cross multiply
908,053.76x = 1,253,114.12 × 526,301.97 - Step 4: Simplify right side
908,053.76x = 659,516,431,306.57 - Step 5: Solve for x
x = 659,516,431,306.57/908,053.76 - Step 6: Final answer
x = 726,296.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.