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Finding the Fourth Proportional to 320,776.88, 481,160.28 and 110,416.64

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Solution

The fourth proportional to 320,776.88, 481,160.28 and 110,416.64 is: 165,623.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,776.88 : 481,160.28 = 110,416.64 : x
  2. Step 2: Convert to fraction form
    320,776.88/481,160.28 = 110,416.64/x
  3. Step 3: Cross multiply
    320,776.88x = 481,160.28 × 110,416.64
  4. Step 4: Simplify right side
    320,776.88x = 53,128,101,419.06
  5. Step 5: Solve for x
    x = 53,128,101,419.06/320,776.88
  6. Step 6: Final answer
    x = 165,623.23

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