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Finding the Fourth Proportional to 289,942.76, 400,140.99 and 162,626.56

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Solution

The fourth proportional to 289,942.76, 400,140.99 and 162,626.56 is: 224,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,942.76 : 400,140.99 = 162,626.56 : x
  2. Step 2: Convert to fraction form
    289,942.76/400,140.99 = 162,626.56/x
  3. Step 3: Cross multiply
    289,942.76x = 400,140.99 × 162,626.56
  4. Step 4: Simplify right side
    289,942.76x = 65,073,551,718.34
  5. Step 5: Solve for x
    x = 65,073,551,718.34/289,942.76
  6. Step 6: Final answer
    x = 224,435.85

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