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Finding the Third Proportional to 151,584 and 330,078.75

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Solution

The third proportional to 151,584 and 330,078.75 is: 718,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,584 : 330,078.75 = 330,078.75 : x
  2. Step 2: Convert to fraction form
    151,584/330,078.75 = 330,078.75/x
  3. Step 3: Cross multiply
    151,584x = 330,078.75 × 330,078.75
  4. Step 4: Simplify right side
    151,584x = 108,951,981,201.56
  5. Step 5: Solve for x
    x = 108,951,981,201.56/151,584
  6. Step 6: Final answer
    x = 718,756.47

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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.