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Finding the Fourth Proportional to 437,557.20, 656,335.80 and 325,582.80

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Solution

The fourth proportional to 437,557.20, 656,335.80 and 325,582.80 is: 488,374.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,557.20 : 656,335.80 = 325,582.80 : x
  2. Step 2: Convert to fraction form
    437,557.20/656,335.80 = 325,582.80/x
  3. Step 3: Cross multiply
    437,557.20x = 656,335.80 × 325,582.80
  4. Step 4: Simplify right side
    437,557.20x = 213,691,647,504.24
  5. Step 5: Solve for x
    x = 213,691,647,504.24/437,557.20
  6. Step 6: Final answer
    x = 488,374.20

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