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Finding the Fourth Proportional to 381,960.24, 526,920.84 and 254,472.72

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Solution

The fourth proportional to 381,960.24, 526,920.84 and 254,472.72 is: 351,049.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,960.24 : 526,920.84 = 254,472.72 : x
  2. Step 2: Convert to fraction form
    381,960.24/526,920.84 = 254,472.72/x
  3. Step 3: Cross multiply
    381,960.24x = 526,920.84 × 254,472.72
  4. Step 4: Simplify right side
    381,960.24x = 134,086,979,379.49
  5. Step 5: Solve for x
    x = 134,086,979,379.49/381,960.24
  6. Step 6: Final answer
    x = 351,049.57

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