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Finding the Third Proportional to 136,554 and 298,122

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Solution

The third proportional to 136,554 and 298,122 is: 650,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,554 : 298,122 = 298,122 : x
  2. Step 2: Convert to fraction form
    136,554/298,122 = 298,122/x
  3. Step 3: Cross multiply
    136,554x = 298,122 × 298,122
  4. Step 4: Simplify right side
    136,554x = 88,876,726,884
  5. Step 5: Solve for x
    x = 88,876,726,884/136,554
  6. Step 6: Final answer
    x = 650,854.07

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.