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Finding the Fourth Proportional to 340,871.44, 470,404.92 and 189,978.16

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Solution

The fourth proportional to 340,871.44, 470,404.92 and 189,978.16 is: 262,171.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,871.44 : 470,404.92 = 189,978.16 : x
  2. Step 2: Convert to fraction form
    340,871.44/470,404.92 = 189,978.16/x
  3. Step 3: Cross multiply
    340,871.44x = 470,404.92 × 189,978.16
  4. Step 4: Simplify right side
    340,871.44x = 89,366,661,156.55
  5. Step 5: Solve for x
    x = 89,366,661,156.55/340,871.44
  6. Step 6: Final answer
    x = 262,171.16

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