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Finding the Fourth Proportional to 273,834.40, 410,060.40 and 179,831.20

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Solution

The fourth proportional to 273,834.40, 410,060.40 and 179,831.20 is: 269,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,834.40 : 410,060.40 = 179,831.20 : x
  2. Step 2: Convert to fraction form
    273,834.40/410,060.40 = 179,831.20/x
  3. Step 3: Cross multiply
    273,834.40x = 410,060.40 × 179,831.20
  4. Step 4: Simplify right side
    273,834.40x = 73,741,653,804.48
  5. Step 5: Solve for x
    x = 73,741,653,804.48/273,834.40
  6. Step 6: Final answer
    x = 269,292.88

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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.