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Finding the Fourth Proportional to 663,232.60, 992,732.10 and 523,264.60

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Solution

The fourth proportional to 663,232.60, 992,732.10 and 523,264.60 is: 783,226.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,232.60 : 992,732.10 = 523,264.60 : x
  2. Step 2: Convert to fraction form
    663,232.60/992,732.10 = 523,264.60/x
  3. Step 3: Cross multiply
    663,232.60x = 992,732.10 × 523,264.60
  4. Step 4: Simplify right side
    663,232.60x = 519,461,565,213.66
  5. Step 5: Solve for x
    x = 519,461,565,213.66/663,232.60
  6. Step 6: Final answer
    x = 783,226.83

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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.