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Finding the Fourth Proportional to 307,952.40, 461,928.60 and 225,008.40

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Solution

The fourth proportional to 307,952.40, 461,928.60 and 225,008.40 is: 337,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,952.40 : 461,928.60 = 225,008.40 : x
  2. Step 2: Convert to fraction form
    307,952.40/461,928.60 = 225,008.40/x
  3. Step 3: Cross multiply
    307,952.40x = 461,928.60 × 225,008.40
  4. Step 4: Simplify right side
    307,952.40x = 103,937,815,200.24
  5. Step 5: Solve for x
    x = 103,937,815,200.24/307,952.40
  6. Step 6: Final answer
    x = 337,512.60

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