Finding the Fourth Proportional to 498,575.13, 747,862.70 and 232,521.72
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Solution
The fourth proportional to 498,575.13, 747,862.70 and 232,521.72 is: 348,782.58
Step by Step Solution
- Step 1: Write the proportion equation
498,575.13 : 747,862.70 = 232,521.72 : x - Step 2: Convert to fraction form
498,575.13/747,862.70 = 232,521.72/x - Step 3: Cross multiply
498,575.13x = 747,862.70 × 232,521.72 - Step 4: Simplify right side
498,575.13x = 173,894,320,165.24 - Step 5: Solve for x
x = 173,894,320,165.24/498,575.13 - Step 6: Final answer
x = 348,782.58
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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.