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Finding the Third Proportional to 252,708.75 and 369,180

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Solution

The third proportional to 252,708.75 and 369,180 is: 539,331.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,708.75 : 369,180 = 369,180 : x
  2. Step 2: Convert to fraction form
    252,708.75/369,180 = 369,180/x
  3. Step 3: Cross multiply
    252,708.75x = 369,180 × 369,180
  4. Step 4: Simplify right side
    252,708.75x = 136,293,872,400
  5. Step 5: Solve for x
    x = 136,293,872,400/252,708.75
  6. Step 6: Final answer
    x = 539,331.83

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.