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Finding the Fourth Proportional to 451,807.20, 677,710.80 and 444,808.80

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Solution

The fourth proportional to 451,807.20, 677,710.80 and 444,808.80 is: 667,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,807.20 : 677,710.80 = 444,808.80 : x
  2. Step 2: Convert to fraction form
    451,807.20/677,710.80 = 444,808.80/x
  3. Step 3: Cross multiply
    451,807.20x = 677,710.80 × 444,808.80
  4. Step 4: Simplify right side
    451,807.20x = 301,451,727,695.04
  5. Step 5: Solve for x
    x = 301,451,727,695.04/451,807.20
  6. Step 6: Final answer
    x = 667,213.20

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