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Finding the Fourth Proportional to 348.87, 481.37 and 232.77

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Solution

The fourth proportional to 348.87, 481.37 and 232.77 is: 321.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    348.87 : 481.37 = 232.77 : x
  2. Step 2: Convert to fraction form
    348.87/481.37 = 232.77/x
  3. Step 3: Cross multiply
    348.87x = 481.37 × 232.77
  4. Step 4: Simplify right side
    348.87x = 112,047.33
  5. Step 5: Solve for x
    x = 112,047.33/348.87
  6. Step 6: Final answer
    x = 321.17

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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.