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Finding the Fourth Proportional to 348.06, 521.37 and 232.17

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Solution

The fourth proportional to 348.06, 521.37 and 232.17 is: 347.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.06 : 521.37 = 232.17 : x
  2. Step 2: Convert to fraction form
    348.06/521.37 = 232.17/x
  3. Step 3: Cross multiply
    348.06x = 521.37 × 232.17
  4. Step 4: Simplify right side
    348.06x = 121,044.52
  5. Step 5: Solve for x
    x = 121,044.52/348.06
  6. Step 6: Final answer
    x = 347.77

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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.