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Finding the Fourth Proportional to 325,915.40, 488,873.10 and 314,105.60

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Solution

The fourth proportional to 325,915.40, 488,873.10 and 314,105.60 is: 471,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,915.40 : 488,873.10 = 314,105.60 : x
  2. Step 2: Convert to fraction form
    325,915.40/488,873.10 = 314,105.60/x
  3. Step 3: Cross multiply
    325,915.40x = 488,873.10 × 314,105.60
  4. Step 4: Simplify right side
    325,915.40x = 153,557,778,399.36
  5. Step 5: Solve for x
    x = 153,557,778,399.36/325,915.40
  6. Step 6: Final answer
    x = 471,158.40

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