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Finding the Fourth Proportional to 470,011.88, 648,617.20 and 268,807.88

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Solution

The fourth proportional to 470,011.88, 648,617.20 and 268,807.88 is: 370,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,011.88 : 648,617.20 = 268,807.88 : x
  2. Step 2: Convert to fraction form
    470,011.88/648,617.20 = 268,807.88/x
  3. Step 3: Cross multiply
    470,011.88x = 648,617.20 × 268,807.88
  4. Step 4: Simplify right side
    470,011.88x = 174,353,410,548.43
  5. Step 5: Solve for x
    x = 174,353,410,548.43/470,011.88
  6. Step 6: Final answer
    x = 370,955.33

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