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Finding the Third Proportional to 92,940 and 204,430

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Solution

The third proportional to 92,940 and 204,430 is: 449,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,940 : 204,430 = 204,430 : x
  2. Step 2: Convert to fraction form
    92,940/204,430 = 204,430/x
  3. Step 3: Cross multiply
    92,940x = 204,430 × 204,430
  4. Step 4: Simplify right side
    92,940x = 41,791,624,900
  5. Step 5: Solve for x
    x = 41,791,624,900/92,940
  6. Step 6: Final answer
    x = 449,662.42

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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.