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Finding the Fourth Proportional to 502.76, 752.96 and 241.92

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Solution

The fourth proportional to 502.76, 752.96 and 241.92 is: 362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.76 : 752.96 = 241.92 : x
  2. Step 2: Convert to fraction form
    502.76/752.96 = 241.92/x
  3. Step 3: Cross multiply
    502.76x = 752.96 × 241.92
  4. Step 4: Simplify right side
    502.76x = 182,154.87
  5. Step 5: Solve for x
    x = 182,154.87/502.76
  6. Step 6: Final answer
    x = 362.31

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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.