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Finding the Third Proportional to 141,662 and 305,182

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Solution

The third proportional to 141,662 and 305,182 is: 657,452.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,662 : 305,182 = 305,182 : x
  2. Step 2: Convert to fraction form
    141,662/305,182 = 305,182/x
  3. Step 3: Cross multiply
    141,662x = 305,182 × 305,182
  4. Step 4: Simplify right side
    141,662x = 93,136,053,124
  5. Step 5: Solve for x
    x = 93,136,053,124/141,662
  6. Step 6: Final answer
    x = 657,452.62

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.