Finding the Fourth Proportional to 488,524.20, 732,959.10 and 471,244.20
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Solution
The fourth proportional to 488,524.20, 732,959.10 and 471,244.20 is: 707,032.99
Step by Step Solution
- Step 1: Write the proportion equation
488,524.20 : 732,959.10 = 471,244.20 : x - Step 2: Convert to fraction form
488,524.20/732,959.10 = 471,244.20/x - Step 3: Cross multiply
488,524.20x = 732,959.10 × 471,244.20 - Step 4: Simplify right side
488,524.20x = 345,402,724,712.22 - Step 5: Solve for x
x = 345,402,724,712.22/488,524.20 - Step 6: Final answer
x = 707,032.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.