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Finding the Fourth Proportional to 355,785.82, 490,980.34 and 194,639.02

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Solution

The fourth proportional to 355,785.82, 490,980.34 and 194,639.02 is: 268,599.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,785.82 : 490,980.34 = 194,639.02 : x
  2. Step 2: Convert to fraction form
    355,785.82/490,980.34 = 194,639.02/x
  3. Step 3: Cross multiply
    355,785.82x = 490,980.34 × 194,639.02
  4. Step 4: Simplify right side
    355,785.82x = 95,563,932,216.87
  5. Step 5: Solve for x
    x = 95,563,932,216.87/355,785.82
  6. Step 6: Final answer
    x = 268,599.61

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