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Finding the Fourth Proportional to 417,902.09, 576,707.07 and 226,915.43

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Solution

The fourth proportional to 417,902.09, 576,707.07 and 226,915.43 is: 313,144.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,902.09 : 576,707.07 = 226,915.43 : x
  2. Step 2: Convert to fraction form
    417,902.09/576,707.07 = 226,915.43/x
  3. Step 3: Cross multiply
    417,902.09x = 576,707.07 × 226,915.43
  4. Step 4: Simplify right side
    417,902.09x = 130,863,732,773.09
  5. Step 5: Solve for x
    x = 130,863,732,773.09/417,902.09
  6. Step 6: Final answer
    x = 313,144.48

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