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Finding the Third Proportional to 134,584.50 and 288,481.50

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Solution

The third proportional to 134,584.50 and 288,481.50 is: 618,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,584.50 : 288,481.50 = 288,481.50 : x
  2. Step 2: Convert to fraction form
    134,584.50/288,481.50 = 288,481.50/x
  3. Step 3: Cross multiply
    134,584.50x = 288,481.50 × 288,481.50
  4. Step 4: Simplify right side
    134,584.50x = 83,221,575,842.25
  5. Step 5: Solve for x
    x = 83,221,575,842.25/134,584.50
  6. Step 6: Final answer
    x = 618,359.29

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.