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Finding the Fourth Proportional to 575,571.15, 862,864.38 and 220,839.75

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Solution

The fourth proportional to 575,571.15, 862,864.38 and 220,839.75 is: 331,070.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,571.15 : 862,864.38 = 220,839.75 : x
  2. Step 2: Convert to fraction form
    575,571.15/862,864.38 = 220,839.75/x
  3. Step 3: Cross multiply
    575,571.15x = 862,864.38 × 220,839.75
  4. Step 4: Simplify right side
    575,571.15x = 190,554,753,963.11
  5. Step 5: Solve for x
    x = 190,554,753,963.11/575,571.15
  6. Step 6: Final answer
    x = 331,070.72

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