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Finding the Third Proportional to 134,087 and 279,298

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Solution

The third proportional to 134,087 and 279,298 is: 581,766.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,087 : 279,298 = 279,298 : x
  2. Step 2: Convert to fraction form
    134,087/279,298 = 279,298/x
  3. Step 3: Cross multiply
    134,087x = 279,298 × 279,298
  4. Step 4: Simplify right side
    134,087x = 78,007,372,804
  5. Step 5: Solve for x
    x = 78,007,372,804/134,087
  6. Step 6: Final answer
    x = 581,766.86

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.