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Finding the Third Proportional to 133,936 and 288,592

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Solution

The third proportional to 133,936 and 288,592 is: 621,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,936 : 288,592 = 288,592 : x
  2. Step 2: Convert to fraction form
    133,936/288,592 = 288,592/x
  3. Step 3: Cross multiply
    133,936x = 288,592 × 288,592
  4. Step 4: Simplify right side
    133,936x = 83,285,342,464
  5. Step 5: Solve for x
    x = 83,285,342,464/133,936
  6. Step 6: Final answer
    x = 621,829.40

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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.