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Finding the Third Proportional to 882.56 and 1,367.30

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Solution

The third proportional to 882.56 and 1,367.30 is: 2,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    882.56 : 1,367.30 = 1,367.30 : x
  2. Step 2: Convert to fraction form
    882.56/1,367.30 = 1,367.30/x
  3. Step 3: Cross multiply
    882.56x = 1,367.30 × 1,367.30
  4. Step 4: Simplify right side
    882.56x = 1,869,500.74
  5. Step 5: Solve for x
    x = 1,869,500.74/882.56
  6. Step 6: Final answer
    x = 2,118.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.