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Finding the Fourth Proportional to 354,097.08, 531,144.18 and 143,733.24

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Solution

The fourth proportional to 354,097.08, 531,144.18 and 143,733.24 is: 215,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,097.08 : 531,144.18 = 143,733.24 : x
  2. Step 2: Convert to fraction form
    354,097.08/531,144.18 = 143,733.24/x
  3. Step 3: Cross multiply
    354,097.08x = 531,144.18 × 143,733.24
  4. Step 4: Simplify right side
    354,097.08x = 76,343,073,898.54
  5. Step 5: Solve for x
    x = 76,343,073,898.54/354,097.08
  6. Step 6: Final answer
    x = 215,599.28

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