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Finding the Fourth Proportional to 369,340.43, 554,010.80 and 88,857.68

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Solution

The fourth proportional to 369,340.43, 554,010.80 and 88,857.68 is: 133,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,340.43 : 554,010.80 = 88,857.68 : x
  2. Step 2: Convert to fraction form
    369,340.43/554,010.80 = 88,857.68/x
  3. Step 3: Cross multiply
    369,340.43x = 554,010.80 × 88,857.68
  4. Step 4: Simplify right side
    369,340.43x = 49,228,111,168.60
  5. Step 5: Solve for x
    x = 49,228,111,168.60/369,340.43
  6. Step 6: Final answer
    x = 133,286.55

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