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Finding the Fourth Proportional to 354,236.01, 531,470.67 and 143,817.45

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Solution

The fourth proportional to 354,236.01, 531,470.67 and 143,817.45 is: 215,773.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,236.01 : 531,470.67 = 143,817.45 : x
  2. Step 2: Convert to fraction form
    354,236.01/531,470.67 = 143,817.45/x
  3. Step 3: Cross multiply
    354,236.01x = 531,470.67 × 143,817.45
  4. Step 4: Simplify right side
    354,236.01x = 76,434,756,509.19
  5. Step 5: Solve for x
    x = 76,434,756,509.19/354,236.01
  6. Step 6: Final answer
    x = 215,773.54

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