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Finding the Third Proportional to 166,231 and 365,672

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Solution

The third proportional to 166,231 and 365,672 is: 804,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,231 : 365,672 = 365,672 : x
  2. Step 2: Convert to fraction form
    166,231/365,672 = 365,672/x
  3. Step 3: Cross multiply
    166,231x = 365,672 × 365,672
  4. Step 4: Simplify right side
    166,231x = 133,716,011,584
  5. Step 5: Solve for x
    x = 133,716,011,584/166,231
  6. Step 6: Final answer
    x = 804,398.77

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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.