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Finding the Third Proportional to 274,251 and 414,298.50

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Solution

The third proportional to 274,251 and 414,298.50 is: 625,861.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,251 : 414,298.50 = 414,298.50 : x
  2. Step 2: Convert to fraction form
    274,251/414,298.50 = 414,298.50/x
  3. Step 3: Cross multiply
    274,251x = 414,298.50 × 414,298.50
  4. Step 4: Simplify right side
    274,251x = 171,643,247,102.25
  5. Step 5: Solve for x
    x = 171,643,247,102.25/274,251
  6. Step 6: Final answer
    x = 625,861.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.