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Finding the Fourth Proportional to 466.65, 698.96 and 249.77

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Solution

The fourth proportional to 466.65, 698.96 and 249.77 is: 374.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.65 : 698.96 = 249.77 : x
  2. Step 2: Convert to fraction form
    466.65/698.96 = 249.77/x
  3. Step 3: Cross multiply
    466.65x = 698.96 × 249.77
  4. Step 4: Simplify right side
    466.65x = 174,581.61
  5. Step 5: Solve for x
    x = 174,581.61/466.65
  6. Step 6: Final answer
    x = 374.12

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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.