Finding the Fourth Proportional to 908,207.14, 1,253,325.93 and 526,455.46
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Solution
The fourth proportional to 908,207.14, 1,253,325.93 and 526,455.46 is: 726,508.58
Step by Step Solution
- Step 1: Write the proportion equation
908,207.14 : 1,253,325.93 = 526,455.46 : x - Step 2: Convert to fraction form
908,207.14/1,253,325.93 = 526,455.46/x - Step 3: Cross multiply
908,207.14x = 1,253,325.93 × 526,455.46 - Step 4: Simplify right side
908,207.14x = 659,820,279,008.08 - Step 5: Solve for x
x = 659,820,279,008.08/908,207.14 - Step 6: Final answer
x = 726,508.58
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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.