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Finding the Third Proportional to 166,464 and 366,861

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Solution

The third proportional to 166,464 and 366,861 is: 808,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,464 : 366,861 = 366,861 : x
  2. Step 2: Convert to fraction form
    166,464/366,861 = 366,861/x
  3. Step 3: Cross multiply
    166,464x = 366,861 × 366,861
  4. Step 4: Simplify right side
    166,464x = 134,586,993,321
  5. Step 5: Solve for x
    x = 134,586,993,321/166,464
  6. Step 6: Final answer
    x = 808,505.10

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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.