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Finding the Fourth Proportional to 488.87, 732.38 and 241.79

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Solution

The fourth proportional to 488.87, 732.38 and 241.79 is: 362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    488.87 : 732.38 = 241.79 : x
  2. Step 2: Convert to fraction form
    488.87/732.38 = 241.79/x
  3. Step 3: Cross multiply
    488.87x = 732.38 × 241.79
  4. Step 4: Simplify right side
    488.87x = 177,078.65
  5. Step 5: Solve for x
    x = 177,078.65/488.87
  6. Step 6: Final answer
    x = 362.22

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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.