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Finding the Fourth Proportional to 343.52, 470.97 and 337.38

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Solution

The fourth proportional to 343.52, 470.97 and 337.38 is: 462.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.52 : 470.97 = 337.38 : x
  2. Step 2: Convert to fraction form
    343.52/470.97 = 337.38/x
  3. Step 3: Cross multiply
    343.52x = 470.97 × 337.38
  4. Step 4: Simplify right side
    343.52x = 158,895.86
  5. Step 5: Solve for x
    x = 158,895.86/343.52
  6. Step 6: Final answer
    x = 462.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.