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Finding the Fourth Proportional to 333.76, 500.08 and 269.52

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Solution

The fourth proportional to 333.76, 500.08 and 269.52 is: 403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.76 : 500.08 = 269.52 : x
  2. Step 2: Convert to fraction form
    333.76/500.08 = 269.52/x
  3. Step 3: Cross multiply
    333.76x = 500.08 × 269.52
  4. Step 4: Simplify right side
    333.76x = 134,781.56
  5. Step 5: Solve for x
    x = 134,781.56/333.76
  6. Step 6: Final answer
    x = 403.83

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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.