Finding the Fourth Proportional to 541,752.60, 747,248.58 and 371,691.48
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Solution
The fourth proportional to 541,752.60, 747,248.58 and 371,691.48 is: 512,680.38
Step by Step Solution
- Step 1: Write the proportion equation
541,752.60 : 747,248.58 = 371,691.48 : x - Step 2: Convert to fraction form
541,752.60/747,248.58 = 371,691.48/x - Step 3: Cross multiply
541,752.60x = 747,248.58 × 371,691.48 - Step 4: Simplify right side
541,752.60x = 277,745,930,628.10 - Step 5: Solve for x
x = 277,745,930,628.10/541,752.60 - Step 6: Final answer
x = 512,680.38
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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.