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Finding the Third Proportional to 220,743 and 479,898

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Solution

The third proportional to 220,743 and 479,898 is: 1,043,304.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,743 : 479,898 = 479,898 : x
  2. Step 2: Convert to fraction form
    220,743/479,898 = 479,898/x
  3. Step 3: Cross multiply
    220,743x = 479,898 × 479,898
  4. Step 4: Simplify right side
    220,743x = 230,302,090,404
  5. Step 5: Solve for x
    x = 230,302,090,404/220,743
  6. Step 6: Final answer
    x = 1,043,304.16

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.