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Finding the Fourth Proportional to 370,448.28, 511,221.12 and 200,682.48

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Solution

The fourth proportional to 370,448.28, 511,221.12 and 200,682.48 is: 276,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,448.28 : 511,221.12 = 200,682.48 : x
  2. Step 2: Convert to fraction form
    370,448.28/511,221.12 = 200,682.48/x
  3. Step 3: Cross multiply
    370,448.28x = 511,221.12 × 200,682.48
  4. Step 4: Simplify right side
    370,448.28x = 102,593,122,189.98
  5. Step 5: Solve for x
    x = 102,593,122,189.98/370,448.28
  6. Step 6: Final answer
    x = 276,943.17

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