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Finding the Third Proportional to 667.30 and 1,468.44

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Solution

The third proportional to 667.30 and 1,468.44 is: 3,231.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    667.30 : 1,468.44 = 1,468.44 : x
  2. Step 2: Convert to fraction form
    667.30/1,468.44 = 1,468.44/x
  3. Step 3: Cross multiply
    667.30x = 1,468.44 × 1,468.44
  4. Step 4: Simplify right side
    667.30x = 2,156,320.16
  5. Step 5: Solve for x
    x = 2,156,320.16/667.30
  6. Step 6: Final answer
    x = 3,231.41

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.