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Finding the Fourth Proportional to 349.32, 522.82 and 337.02

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Solution

The fourth proportional to 349.32, 522.82 and 337.02 is: 504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.32 : 522.82 = 337.02 : x
  2. Step 2: Convert to fraction form
    349.32/522.82 = 337.02/x
  3. Step 3: Cross multiply
    349.32x = 522.82 × 337.02
  4. Step 4: Simplify right side
    349.32x = 176,198.18
  5. Step 5: Solve for x
    x = 176,198.18/349.32
  6. Step 6: Final answer
    x = 504.41

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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.