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Finding the Fourth Proportional to 273,846.90, 410,079.15 and 179,843.70

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Solution

The fourth proportional to 273,846.90, 410,079.15 and 179,843.70 is: 269,311.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,846.90 : 410,079.15 = 179,843.70 : x
  2. Step 2: Convert to fraction form
    273,846.90/410,079.15 = 179,843.70/x
  3. Step 3: Cross multiply
    273,846.90x = 410,079.15 × 179,843.70
  4. Step 4: Simplify right side
    273,846.90x = 73,750,151,628.86
  5. Step 5: Solve for x
    x = 73,750,151,628.86/273,846.90
  6. Step 6: Final answer
    x = 269,311.62

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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.