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Finding the Fourth Proportional to 362,223.80, 543,335.70 and 328,398.20

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Solution

The fourth proportional to 362,223.80, 543,335.70 and 328,398.20 is: 492,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,223.80 : 543,335.70 = 328,398.20 : x
  2. Step 2: Convert to fraction form
    362,223.80/543,335.70 = 328,398.20/x
  3. Step 3: Cross multiply
    362,223.80x = 543,335.70 × 328,398.20
  4. Step 4: Simplify right side
    362,223.80x = 178,430,465,875.74
  5. Step 5: Solve for x
    x = 178,430,465,875.74/362,223.80
  6. Step 6: Final answer
    x = 492,597.30

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