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Finding the Fourth Proportional to 327,264.32, 451,110.13 and 299,806.54

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Solution

The fourth proportional to 327,264.32, 451,110.13 and 299,806.54 is: 413,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,264.32 : 451,110.13 = 299,806.54 : x
  2. Step 2: Convert to fraction form
    327,264.32/451,110.13 = 299,806.54/x
  3. Step 3: Cross multiply
    327,264.32x = 451,110.13 × 299,806.54
  4. Step 4: Simplify right side
    327,264.32x = 135,245,765,356.96
  5. Step 5: Solve for x
    x = 135,245,765,356.96/327,264.32
  6. Step 6: Final answer
    x = 413,261.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.