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Finding the Fourth Proportional to 353,171.20, 530,048.40 and 163,922.80

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Solution

The fourth proportional to 353,171.20, 530,048.40 and 163,922.80 is: 246,019.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,171.20 : 530,048.40 = 163,922.80 : x
  2. Step 2: Convert to fraction form
    353,171.20/530,048.40 = 163,922.80/x
  3. Step 3: Cross multiply
    353,171.20x = 530,048.40 × 163,922.80
  4. Step 4: Simplify right side
    353,171.20x = 86,887,017,863.52
  5. Step 5: Solve for x
    x = 86,887,017,863.52/353,171.20
  6. Step 6: Final answer
    x = 246,019.54

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