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Finding the Fourth Proportional to 355,082.40, 532,623.60 and 168,458.40

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Solution

The fourth proportional to 355,082.40, 532,623.60 and 168,458.40 is: 252,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,082.40 : 532,623.60 = 168,458.40 : x
  2. Step 2: Convert to fraction form
    355,082.40/532,623.60 = 168,458.40/x
  3. Step 3: Cross multiply
    355,082.40x = 532,623.60 × 168,458.40
  4. Step 4: Simplify right side
    355,082.40x = 89,724,919,458.24
  5. Step 5: Solve for x
    x = 89,724,919,458.24/355,082.40
  6. Step 6: Final answer
    x = 252,687.60

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