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Finding the Fourth Proportional to 470,891.52, 649,826.94 and 256,031.72

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Solution

The fourth proportional to 470,891.52, 649,826.94 and 256,031.72 is: 353,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,891.52 : 649,826.94 = 256,031.72 : x
  2. Step 2: Convert to fraction form
    470,891.52/649,826.94 = 256,031.72/x
  3. Step 3: Cross multiply
    470,891.52x = 649,826.94 × 256,031.72
  4. Step 4: Simplify right side
    470,891.52x = 166,376,309,150.54
  5. Step 5: Solve for x
    x = 166,376,309,150.54/470,891.52
  6. Step 6: Final answer
    x = 353,321.95

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