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Finding the Fourth Proportional to 502.69, 754.95 and 462.04

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Solution

The fourth proportional to 502.69, 754.95 and 462.04 is: 693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.69 : 754.95 = 462.04 : x
  2. Step 2: Convert to fraction form
    502.69/754.95 = 462.04/x
  3. Step 3: Cross multiply
    502.69x = 754.95 × 462.04
  4. Step 4: Simplify right side
    502.69x = 348,817.10
  5. Step 5: Solve for x
    x = 348,817.10/502.69
  6. Step 6: Final answer
    x = 693.90

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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.