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Finding the Fourth Proportional to 325,697.40, 488,546.10 and 245,863.80

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Solution

The fourth proportional to 325,697.40, 488,546.10 and 245,863.80 is: 368,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,697.40 : 488,546.10 = 245,863.80 : x
  2. Step 2: Convert to fraction form
    325,697.40/488,546.10 = 245,863.80/x
  3. Step 3: Cross multiply
    325,697.40x = 488,546.10 × 245,863.80
  4. Step 4: Simplify right side
    325,697.40x = 120,115,800,621.18
  5. Step 5: Solve for x
    x = 120,115,800,621.18/325,697.40
  6. Step 6: Final answer
    x = 368,795.70

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