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Finding the Third Proportional to 131,495.06 and 287,593.88

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Solution

The third proportional to 131,495.06 and 287,593.88 is: 628,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,495.06 : 287,593.88 = 287,593.88 : x
  2. Step 2: Convert to fraction form
    131,495.06/287,593.88 = 287,593.88/x
  3. Step 3: Cross multiply
    131,495.06x = 287,593.88 × 287,593.88
  4. Step 4: Simplify right side
    131,495.06x = 82,710,236,937.52
  5. Step 5: Solve for x
    x = 82,710,236,937.52/131,495.06
  6. Step 6: Final answer
    x = 628,998.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.