Finding the Fourth Proportional to 572,368.40, 858,276.12 and 335,787.92
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Solution
The fourth proportional to 572,368.40, 858,276.12 and 335,787.92 is: 503,519.68
Step by Step Solution
- Step 1: Write the proportion equation
572,368.40 : 858,276.12 = 335,787.92 : x - Step 2: Convert to fraction form
572,368.40/858,276.12 = 335,787.92/x - Step 3: Cross multiply
572,368.40x = 858,276.12 × 335,787.92 - Step 4: Simplify right side
572,368.40x = 288,198,753,120.47 - Step 5: Solve for x
x = 288,198,753,120.47/572,368.40 - Step 6: Final answer
x = 503,519.68
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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.