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Finding the Fourth Proportional to 367,633.40, 551,450.10 and 209,877.80

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Solution

The fourth proportional to 367,633.40, 551,450.10 and 209,877.80 is: 314,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,633.40 : 551,450.10 = 209,877.80 : x
  2. Step 2: Convert to fraction form
    367,633.40/551,450.10 = 209,877.80/x
  3. Step 3: Cross multiply
    367,633.40x = 551,450.10 × 209,877.80
  4. Step 4: Simplify right side
    367,633.40x = 115,737,133,797.78
  5. Step 5: Solve for x
    x = 115,737,133,797.78/367,633.40
  6. Step 6: Final answer
    x = 314,816.70

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