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Finding the Fourth Proportional to 307,827.20, 461,740.80 and 167,859.20

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Solution

The fourth proportional to 307,827.20, 461,740.80 and 167,859.20 is: 251,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,827.20 : 461,740.80 = 167,859.20 : x
  2. Step 2: Convert to fraction form
    307,827.20/461,740.80 = 167,859.20/x
  3. Step 3: Cross multiply
    307,827.20x = 461,740.80 × 167,859.20
  4. Step 4: Simplify right side
    307,827.20x = 77,507,441,295.36
  5. Step 5: Solve for x
    x = 77,507,441,295.36/307,827.20
  6. Step 6: Final answer
    x = 251,788.80

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