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Finding the Fourth Proportional to 312,245.04, 430,908.60 and 191,362.97

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Solution

The fourth proportional to 312,245.04, 430,908.60 and 191,362.97 is: 264,087.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,245.04 : 430,908.60 = 191,362.97 : x
  2. Step 2: Convert to fraction form
    312,245.04/430,908.60 = 191,362.97/x
  3. Step 3: Cross multiply
    312,245.04x = 430,908.60 × 191,362.97
  4. Step 4: Simplify right side
    312,245.04x = 82,459,949,494.54
  5. Step 5: Solve for x
    x = 82,459,949,494.54/312,245.04
  6. Step 6: Final answer
    x = 264,087.30

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