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Finding the Fourth Proportional to 348.48, 521.52 and 232.92

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Solution

The fourth proportional to 348.48, 521.52 and 232.92 is: 348.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.48 : 521.52 = 232.92 : x
  2. Step 2: Convert to fraction form
    348.48/521.52 = 232.92/x
  3. Step 3: Cross multiply
    348.48x = 521.52 × 232.92
  4. Step 4: Simplify right side
    348.48x = 121,472.44
  5. Step 5: Solve for x
    x = 121,472.44/348.48
  6. Step 6: Final answer
    x = 348.58

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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.