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Finding the Fourth Proportional to 348.88, 481.26 and 232.52

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Solution

The fourth proportional to 348.88, 481.26 and 232.52 is: 320.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.88 : 481.26 = 232.52 : x
  2. Step 2: Convert to fraction form
    348.88/481.26 = 232.52/x
  3. Step 3: Cross multiply
    348.88x = 481.26 × 232.52
  4. Step 4: Simplify right side
    348.88x = 111,902.58
  5. Step 5: Solve for x
    x = 111,902.58/348.88
  6. Step 6: Final answer
    x = 320.75

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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.