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Finding the Third Proportional to 165,327 and 360,180

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Solution

The third proportional to 165,327 and 360,180 is: 784,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,327 : 360,180 = 360,180 : x
  2. Step 2: Convert to fraction form
    165,327/360,180 = 360,180/x
  3. Step 3: Cross multiply
    165,327x = 360,180 × 360,180
  4. Step 4: Simplify right side
    165,327x = 129,729,632,400
  5. Step 5: Solve for x
    x = 129,729,632,400/165,327
  6. Step 6: Final answer
    x = 784,685.09

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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.