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Finding the Fourth Proportional to 362,485.80, 543,728.70 and 125,852.40

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Solution

The fourth proportional to 362,485.80, 543,728.70 and 125,852.40 is: 188,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,485.80 : 543,728.70 = 125,852.40 : x
  2. Step 2: Convert to fraction form
    362,485.80/543,728.70 = 125,852.40/x
  3. Step 3: Cross multiply
    362,485.80x = 543,728.70 × 125,852.40
  4. Step 4: Simplify right side
    362,485.80x = 68,429,561,843.88
  5. Step 5: Solve for x
    x = 68,429,561,843.88/362,485.80
  6. Step 6: Final answer
    x = 188,778.60

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