Finding the Fourth Proportional to 288,372.08, 432,645.77 and 204,294.92
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Solution
The fourth proportional to 288,372.08, 432,645.77 and 204,294.92 is: 306,504.47
Step by Step Solution
- Step 1: Write the proportion equation
288,372.08 : 432,645.77 = 204,294.92 : x - Step 2: Convert to fraction form
288,372.08/432,645.77 = 204,294.92/x - Step 3: Cross multiply
288,372.08x = 432,645.77 × 204,294.92 - Step 4: Simplify right side
288,372.08x = 88,387,329,785.79 - Step 5: Solve for x
x = 88,387,329,785.79/288,372.08 - Step 6: Final answer
x = 306,504.47
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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.