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Finding the Fourth Proportional to 325,696.40, 488,544.60 and 245,862.80

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Solution

The fourth proportional to 325,696.40, 488,544.60 and 245,862.80 is: 368,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,696.40 : 488,544.60 = 245,862.80 : x
  2. Step 2: Convert to fraction form
    325,696.40/488,544.60 = 245,862.80/x
  3. Step 3: Cross multiply
    325,696.40x = 488,544.60 × 245,862.80
  4. Step 4: Simplify right side
    325,696.40x = 120,114,943,280.88
  5. Step 5: Solve for x
    x = 120,114,943,280.88/325,696.40
  6. Step 6: Final answer
    x = 368,794.20

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