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Finding the Third Proportional to 177,422 and 282,160.50

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Solution

The third proportional to 177,422 and 282,160.50 is: 448,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,422 : 282,160.50 = 282,160.50 : x
  2. Step 2: Convert to fraction form
    177,422/282,160.50 = 282,160.50/x
  3. Step 3: Cross multiply
    177,422x = 282,160.50 × 282,160.50
  4. Step 4: Simplify right side
    177,422x = 79,614,547,760.25
  5. Step 5: Solve for x
    x = 79,614,547,760.25/177,422
  6. Step 6: Final answer
    x = 448,729.85

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.