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Finding the Fourth Proportional to 337.32, 464.76 and 328.68

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Solution

The fourth proportional to 337.32, 464.76 and 328.68 is: 452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.32 : 464.76 = 328.68 : x
  2. Step 2: Convert to fraction form
    337.32/464.76 = 328.68/x
  3. Step 3: Cross multiply
    337.32x = 464.76 × 328.68
  4. Step 4: Simplify right side
    337.32x = 152,757.32
  5. Step 5: Solve for x
    x = 152,757.32/337.32
  6. Step 6: Final answer
    x = 452.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.