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Finding the Fourth Proportional to 325,513.60, 487,881.60 and 167,660.80

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Solution

The fourth proportional to 325,513.60, 487,881.60 and 167,660.80 is: 251,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,513.60 : 487,881.60 = 167,660.80 : x
  2. Step 2: Convert to fraction form
    325,513.60/487,881.60 = 167,660.80/x
  3. Step 3: Cross multiply
    325,513.60x = 487,881.60 × 167,660.80
  4. Step 4: Simplify right side
    325,513.60x = 81,798,619,361.28
  5. Step 5: Solve for x
    x = 81,798,619,361.28/325,513.60
  6. Step 6: Final answer
    x = 251,290.94

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