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Finding the Fourth Proportional to 425,887.48, 638,781.54 and 110,320.12

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Solution

The fourth proportional to 425,887.48, 638,781.54 and 110,320.12 is: 165,467.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,887.48 : 638,781.54 = 110,320.12 : x
  2. Step 2: Convert to fraction form
    425,887.48/638,781.54 = 110,320.12/x
  3. Step 3: Cross multiply
    425,887.48x = 638,781.54 × 110,320.12
  4. Step 4: Simplify right side
    425,887.48x = 70,470,456,146.58
  5. Step 5: Solve for x
    x = 70,470,456,146.58/425,887.48
  6. Step 6: Final answer
    x = 165,467.31

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