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Finding the Fourth Proportional to 363,874.80, 545,812.20 and 223,712.40

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Solution

The fourth proportional to 363,874.80, 545,812.20 and 223,712.40 is: 335,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,874.80 : 545,812.20 = 223,712.40 : x
  2. Step 2: Convert to fraction form
    363,874.80/545,812.20 = 223,712.40/x
  3. Step 3: Cross multiply
    363,874.80x = 545,812.20 × 223,712.40
  4. Step 4: Simplify right side
    363,874.80x = 122,104,957,211.28
  5. Step 5: Solve for x
    x = 122,104,957,211.28/363,874.80
  6. Step 6: Final answer
    x = 335,568.60

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