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Finding the Fourth Proportional to 274,751.93, 379,274.27 and 179,340.41

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Solution

The fourth proportional to 274,751.93, 379,274.27 and 179,340.41 is: 247,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,751.93 : 379,274.27 = 179,340.41 : x
  2. Step 2: Convert to fraction form
    274,751.93/379,274.27 = 179,340.41/x
  3. Step 3: Cross multiply
    274,751.93x = 379,274.27 × 179,340.41
  4. Step 4: Simplify right side
    274,751.93x = 68,019,202,187.55
  5. Step 5: Solve for x
    x = 68,019,202,187.55/274,751.93
  6. Step 6: Final answer
    x = 247,565.88

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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.