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Finding the Fourth Proportional to 470,039.54, 648,662.11 and 255,179.44

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Solution

The fourth proportional to 470,039.54, 648,662.11 and 255,179.44 is: 352,151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,039.54 : 648,662.11 = 255,179.44 : x
  2. Step 2: Convert to fraction form
    470,039.54/648,662.11 = 255,179.44/x
  3. Step 3: Cross multiply
    470,039.54x = 648,662.11 × 255,179.44
  4. Step 4: Simplify right side
    470,039.54x = 165,525,231,719.42
  5. Step 5: Solve for x
    x = 165,525,231,719.42/470,039.54
  6. Step 6: Final answer
    x = 352,151.72

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