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Finding the Fourth Proportional to 488.13, 731.75 and 244.73

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Solution

The fourth proportional to 488.13, 731.75 and 244.73 is: 366.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    488.13 : 731.75 = 244.73 : x
  2. Step 2: Convert to fraction form
    488.13/731.75 = 244.73/x
  3. Step 3: Cross multiply
    488.13x = 731.75 × 244.73
  4. Step 4: Simplify right side
    488.13x = 179,081.18
  5. Step 5: Solve for x
    x = 179,081.18/488.13
  6. Step 6: Final answer
    x = 366.87

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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.