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Finding the Third Proportional to 170,393.50 and 267,319

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Solution

The third proportional to 170,393.50 and 267,319 is: 419,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,393.50 : 267,319 = 267,319 : x
  2. Step 2: Convert to fraction form
    170,393.50/267,319 = 267,319/x
  3. Step 3: Cross multiply
    170,393.50x = 267,319 × 267,319
  4. Step 4: Simplify right side
    170,393.50x = 71,459,447,761
  5. Step 5: Solve for x
    x = 71,459,447,761/170,393.50
  6. Step 6: Final answer
    x = 419,378.95

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.