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Finding the Fourth Proportional to 334.28, 500.52 and 268.96

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Solution

The fourth proportional to 334.28, 500.52 and 268.96 is: 402.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.28 : 500.52 = 268.96 : x
  2. Step 2: Convert to fraction form
    334.28/500.52 = 268.96/x
  3. Step 3: Cross multiply
    334.28x = 500.52 × 268.96
  4. Step 4: Simplify right side
    334.28x = 134,619.86
  5. Step 5: Solve for x
    x = 134,619.86/334.28
  6. Step 6: Final answer
    x = 402.72

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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.