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Finding the Fourth Proportional to 502.22, 752.25 and 496.69

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Solution

The fourth proportional to 502.22, 752.25 and 496.69 is: 743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.22 : 752.25 = 496.69 : x
  2. Step 2: Convert to fraction form
    502.22/752.25 = 496.69/x
  3. Step 3: Cross multiply
    502.22x = 752.25 × 496.69
  4. Step 4: Simplify right side
    502.22x = 373,631.29
  5. Step 5: Solve for x
    x = 373,631.29/502.22
  6. Step 6: Final answer
    x = 743.96

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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.