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Finding the Fourth Proportional to 619,879.50, 855,365.27 and 347,885.01

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Solution

The fourth proportional to 619,879.50, 855,365.27 and 347,885.01 is: 480,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,879.50 : 855,365.27 = 347,885.01 : x
  2. Step 2: Convert to fraction form
    619,879.50/855,365.27 = 347,885.01/x
  3. Step 3: Cross multiply
    619,879.50x = 855,365.27 × 347,885.01
  4. Step 4: Simplify right side
    619,879.50x = 297,568,753,768.18
  5. Step 5: Solve for x
    x = 297,568,753,768.18/619,879.50
  6. Step 6: Final answer
    x = 480,042.90

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