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Finding the Third Proportional to 166,230 and 365,670

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Solution

The third proportional to 166,230 and 365,670 is: 804,394.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,230 : 365,670 = 365,670 : x
  2. Step 2: Convert to fraction form
    166,230/365,670 = 365,670/x
  3. Step 3: Cross multiply
    166,230x = 365,670 × 365,670
  4. Step 4: Simplify right side
    166,230x = 133,714,548,900
  5. Step 5: Solve for x
    x = 133,714,548,900/166,230
  6. Step 6: Final answer
    x = 804,394.81

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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.