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Finding the Fourth Proportional to 273,963.80, 410,945.81 and 179,273.66

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Solution

The fourth proportional to 273,963.80, 410,945.81 and 179,273.66 is: 268,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,963.80 : 410,945.81 = 179,273.66 : x
  2. Step 2: Convert to fraction form
    273,963.80/410,945.81 = 179,273.66/x
  3. Step 3: Cross multiply
    273,963.80x = 410,945.81 × 179,273.66
  4. Step 4: Simplify right side
    273,963.80x = 73,671,756,469.27
  5. Step 5: Solve for x
    x = 73,671,756,469.27/273,963.80
  6. Step 6: Final answer
    x = 268,910.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.