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Finding the Fourth Proportional to 466.32, 699.52 and 423.44

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Solution

The fourth proportional to 466.32, 699.52 and 423.44 is: 635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.32 : 699.52 = 423.44 : x
  2. Step 2: Convert to fraction form
    466.32/699.52 = 423.44/x
  3. Step 3: Cross multiply
    466.32x = 699.52 × 423.44
  4. Step 4: Simplify right side
    466.32x = 296,204.75
  5. Step 5: Solve for x
    x = 296,204.75/466.32
  6. Step 6: Final answer
    x = 635.20

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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.