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Finding the Fourth Proportional to 276,696.84, 414,379.92 and 158,008.44

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Solution

The fourth proportional to 276,696.84, 414,379.92 and 158,008.44 is: 236,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,696.84 : 414,379.92 = 158,008.44 : x
  2. Step 2: Convert to fraction form
    276,696.84/414,379.92 = 158,008.44/x
  3. Step 3: Cross multiply
    276,696.84x = 414,379.92 × 158,008.44
  4. Step 4: Simplify right side
    276,696.84x = 65,475,524,726.52
  5. Step 5: Solve for x
    x = 65,475,524,726.52/276,696.84
  6. Step 6: Final answer
    x = 236,632.72

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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.