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Finding the Third Proportional to 134,035 and 288,663

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Solution

The third proportional to 134,035 and 288,663 is: 621,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,035 : 288,663 = 288,663 : x
  2. Step 2: Convert to fraction form
    134,035/288,663 = 288,663/x
  3. Step 3: Cross multiply
    134,035x = 288,663 × 288,663
  4. Step 4: Simplify right side
    134,035x = 83,326,327,569
  5. Step 5: Solve for x
    x = 83,326,327,569/134,035
  6. Step 6: Final answer
    x = 621,675.89

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.