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Finding the Fourth Proportional to 405,755.11, 559,984.10 and 233,679.22

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Solution

The fourth proportional to 405,755.11, 559,984.10 and 233,679.22 is: 322,501.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,755.11 : 559,984.10 = 233,679.22 : x
  2. Step 2: Convert to fraction form
    405,755.11/559,984.10 = 233,679.22/x
  3. Step 3: Cross multiply
    405,755.11x = 559,984.10 × 233,679.22
  4. Step 4: Simplify right side
    405,755.11x = 130,856,647,700.40
  5. Step 5: Solve for x
    x = 130,856,647,700.40/405,755.11
  6. Step 6: Final answer
    x = 322,501.54

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