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Finding the Fourth Proportional to 367,942.80, 551,476.80 and 330,326.40

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Solution

The fourth proportional to 367,942.80, 551,476.80 and 330,326.40 is: 495,096.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,942.80 : 551,476.80 = 330,326.40 : x
  2. Step 2: Convert to fraction form
    367,942.80/551,476.80 = 330,326.40/x
  3. Step 3: Cross multiply
    367,942.80x = 551,476.80 × 330,326.40
  4. Step 4: Simplify right side
    367,942.80x = 182,167,346,027.52
  5. Step 5: Solve for x
    x = 182,167,346,027.52/367,942.80
  6. Step 6: Final answer
    x = 495,096.92

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