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Finding the Fourth Proportional to 466.24, 698.46 and 270.76

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Solution

The fourth proportional to 466.24, 698.46 and 270.76 is: 405.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.24 : 698.46 = 270.76 : x
  2. Step 2: Convert to fraction form
    466.24/698.46 = 270.76/x
  3. Step 3: Cross multiply
    466.24x = 698.46 × 270.76
  4. Step 4: Simplify right side
    466.24x = 189,115.03
  5. Step 5: Solve for x
    x = 189,115.03/466.24
  6. Step 6: Final answer
    x = 405.62

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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.