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Finding the Fourth Proportional to 355,280.14, 490,280.76 and 194,131.72

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Solution

The fourth proportional to 355,280.14, 490,280.76 and 194,131.72 is: 267,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,280.14 : 490,280.76 = 194,131.72 : x
  2. Step 2: Convert to fraction form
    355,280.14/490,280.76 = 194,131.72/x
  3. Step 3: Cross multiply
    355,280.14x = 490,280.76 × 194,131.72
  4. Step 4: Simplify right side
    355,280.14x = 95,179,047,221.71
  5. Step 5: Solve for x
    x = 95,179,047,221.71/355,280.14
  6. Step 6: Final answer
    x = 267,898.59

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