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Finding the Fourth Proportional to 303,355.86, 454,839.39 and 125,985.30

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Solution

The fourth proportional to 303,355.86, 454,839.39 and 125,985.30 is: 188,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,355.86 : 454,839.39 = 125,985.30 : x
  2. Step 2: Convert to fraction form
    303,355.86/454,839.39 = 125,985.30/x
  3. Step 3: Cross multiply
    303,355.86x = 454,839.39 × 125,985.30
  4. Step 4: Simplify right side
    303,355.86x = 57,303,077,000.97
  5. Step 5: Solve for x
    x = 57,303,077,000.97/303,355.86
  6. Step 6: Final answer
    x = 188,897.21

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