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Finding the Fourth Proportional to 585,672.52, 807,624.66 and 501,069.64

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Solution

The fourth proportional to 585,672.52, 807,624.66 and 501,069.64 is: 690,959.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,672.52 : 807,624.66 = 501,069.64 : x
  2. Step 2: Convert to fraction form
    585,672.52/807,624.66 = 501,069.64/x
  3. Step 3: Cross multiply
    585,672.52x = 807,624.66 × 501,069.64
  4. Step 4: Simplify right side
    585,672.52x = 404,676,197,641.32
  5. Step 5: Solve for x
    x = 404,676,197,641.32/585,672.52
  6. Step 6: Final answer
    x = 690,959.85

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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.