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Finding the Fourth Proportional to 474,154.71, 711,231.26 and 221,350.47

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Solution

The fourth proportional to 474,154.71, 711,231.26 and 221,350.47 is: 332,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,154.71 : 711,231.26 = 221,350.47 : x
  2. Step 2: Convert to fraction form
    474,154.71/711,231.26 = 221,350.47/x
  3. Step 3: Cross multiply
    474,154.71x = 711,231.26 × 221,350.47
  4. Step 4: Simplify right side
    474,154.71x = 157,431,372,572.94
  5. Step 5: Solve for x
    x = 157,431,372,572.94/474,154.71
  6. Step 6: Final answer
    x = 332,025.33

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