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Finding the Fourth Proportional to 394,247.42, 544,061.35 and 212,959.36

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Solution

The fourth proportional to 394,247.42, 544,061.35 and 212,959.36 is: 293,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,247.42 : 544,061.35 = 212,959.36 : x
  2. Step 2: Convert to fraction form
    394,247.42/544,061.35 = 212,959.36/x
  3. Step 3: Cross multiply
    394,247.42x = 544,061.35 × 212,959.36
  4. Step 4: Simplify right side
    394,247.42x = 115,862,956,896.74
  5. Step 5: Solve for x
    x = 115,862,956,896.74/394,247.42
  6. Step 6: Final answer
    x = 293,883.87

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