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Finding the Fourth Proportional to 353,579.92, 530,288.88 and 100,855.60

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Solution

The fourth proportional to 353,579.92, 530,288.88 and 100,855.60 is: 151,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,579.92 : 530,288.88 = 100,855.60 : x
  2. Step 2: Convert to fraction form
    353,579.92/530,288.88 = 100,855.60/x
  3. Step 3: Cross multiply
    353,579.92x = 530,288.88 × 100,855.60
  4. Step 4: Simplify right side
    353,579.92x = 53,482,603,165.73
  5. Step 5: Solve for x
    x = 53,482,603,165.73/353,579.92
  6. Step 6: Final answer
    x = 151,260.30

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