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Finding the Third Proportional to 267,102 and 621,099

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Solution

The third proportional to 267,102 and 621,099 is: 1,444,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,102 : 621,099 = 621,099 : x
  2. Step 2: Convert to fraction form
    267,102/621,099 = 621,099/x
  3. Step 3: Cross multiply
    267,102x = 621,099 × 621,099
  4. Step 4: Simplify right side
    267,102x = 385,763,967,801
  5. Step 5: Solve for x
    x = 385,763,967,801/267,102
  6. Step 6: Final answer
    x = 1,444,257.13

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.