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Finding the Fourth Proportional to 336,587.20, 504,629.70 and 203,439.40

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Solution

The fourth proportional to 336,587.20, 504,629.70 and 203,439.40 is: 305,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,587.20 : 504,629.70 = 203,439.40 : x
  2. Step 2: Convert to fraction form
    336,587.20/504,629.70 = 203,439.40/x
  3. Step 3: Cross multiply
    336,587.20x = 504,629.70 × 203,439.40
  4. Step 4: Simplify right side
    336,587.20x = 102,661,563,390.18
  5. Step 5: Solve for x
    x = 102,661,563,390.18/336,587.20
  6. Step 6: Final answer
    x = 305,007.33

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