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Finding the Fourth Proportional to 366,937.80, 550,406.70 and 130,304.40

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Solution

The fourth proportional to 366,937.80, 550,406.70 and 130,304.40 is: 195,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,937.80 : 550,406.70 = 130,304.40 : x
  2. Step 2: Convert to fraction form
    366,937.80/550,406.70 = 130,304.40/x
  3. Step 3: Cross multiply
    366,937.80x = 550,406.70 × 130,304.40
  4. Step 4: Simplify right side
    366,937.80x = 71,720,414,799.48
  5. Step 5: Solve for x
    x = 71,720,414,799.48/366,937.80
  6. Step 6: Final answer
    x = 195,456.60

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