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Finding the Third Proportional to 166,022 and 366,931

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Solution

The third proportional to 166,022 and 366,931 is: 810,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,022 : 366,931 = 366,931 : x
  2. Step 2: Convert to fraction form
    166,022/366,931 = 366,931/x
  3. Step 3: Cross multiply
    166,022x = 366,931 × 366,931
  4. Step 4: Simplify right side
    166,022x = 134,638,358,761
  5. Step 5: Solve for x
    x = 134,638,358,761/166,022
  6. Step 6: Final answer
    x = 810,966.97

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.