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Finding the Fourth Proportional to 325,270.40, 487,905.60 and 167,806.40

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Solution

The fourth proportional to 325,270.40, 487,905.60 and 167,806.40 is: 251,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,270.40 : 487,905.60 = 167,806.40 : x
  2. Step 2: Convert to fraction form
    325,270.40/487,905.60 = 167,806.40/x
  3. Step 3: Cross multiply
    325,270.40x = 487,905.60 × 167,806.40
  4. Step 4: Simplify right side
    325,270.40x = 81,873,682,275.84
  5. Step 5: Solve for x
    x = 81,873,682,275.84/325,270.40
  6. Step 6: Final answer
    x = 251,709.60

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