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Finding the Third Proportional to 188,922 and 292,474

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Solution

The third proportional to 188,922 and 292,474 is: 452,784.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,922 : 292,474 = 292,474 : x
  2. Step 2: Convert to fraction form
    188,922/292,474 = 292,474/x
  3. Step 3: Cross multiply
    188,922x = 292,474 × 292,474
  4. Step 4: Simplify right side
    188,922x = 85,541,040,676
  5. Step 5: Solve for x
    x = 85,541,040,676/188,922
  6. Step 6: Final answer
    x = 452,784.96

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.