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Finding the Fourth Proportional to 470,058.60, 648,681.30 and 255,198.54

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Solution

The fourth proportional to 470,058.60, 648,681.30 and 255,198.54 is: 352,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,058.60 : 648,681.30 = 255,198.54 : x
  2. Step 2: Convert to fraction form
    470,058.60/648,681.30 = 255,198.54/x
  3. Step 3: Cross multiply
    470,058.60x = 648,681.30 × 255,198.54
  4. Step 4: Simplify right side
    470,058.60x = 165,542,520,685.30
  5. Step 5: Solve for x
    x = 165,542,520,685.30/470,058.60
  6. Step 6: Final answer
    x = 352,174.22

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