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Finding the Third Proportional to 267,268 and 410,980

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Solution

The third proportional to 267,268 and 410,980 is: 631,967.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,268 : 410,980 = 410,980 : x
  2. Step 2: Convert to fraction form
    267,268/410,980 = 410,980/x
  3. Step 3: Cross multiply
    267,268x = 410,980 × 410,980
  4. Step 4: Simplify right side
    267,268x = 168,904,560,400
  5. Step 5: Solve for x
    x = 168,904,560,400/267,268
  6. Step 6: Final answer
    x = 631,967.02

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.