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Finding the Fourth Proportional to 367,703.40, 551,162.70 and 209,591.40

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Solution

The fourth proportional to 367,703.40, 551,162.70 and 209,591.40 is: 314,163.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,703.40 : 551,162.70 = 209,591.40 : x
  2. Step 2: Convert to fraction form
    367,703.40/551,162.70 = 209,591.40/x
  3. Step 3: Cross multiply
    367,703.40x = 551,162.70 × 209,591.40
  4. Step 4: Simplify right side
    367,703.40x = 115,518,961,920.78
  5. Step 5: Solve for x
    x = 115,518,961,920.78/367,703.40
  6. Step 6: Final answer
    x = 314,163.43

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