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Finding the Fourth Proportional to 454,503.60, 681,755.40 and 328,532.40

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Solution

The fourth proportional to 454,503.60, 681,755.40 and 328,532.40 is: 492,798.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,503.60 : 681,755.40 = 328,532.40 : x
  2. Step 2: Convert to fraction form
    454,503.60/681,755.40 = 328,532.40/x
  3. Step 3: Cross multiply
    454,503.60x = 681,755.40 × 328,532.40
  4. Step 4: Simplify right side
    454,503.60x = 223,978,737,774.96
  5. Step 5: Solve for x
    x = 223,978,737,774.96/454,503.60
  6. Step 6: Final answer
    x = 492,798.60

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