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Finding the Fourth Proportional to 591,805.40, 887,270.70 and 325,866.20

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Solution

The fourth proportional to 591,805.40, 887,270.70 and 325,866.20 is: 488,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,805.40 : 887,270.70 = 325,866.20 : x
  2. Step 2: Convert to fraction form
    591,805.40/887,270.70 = 325,866.20/x
  3. Step 3: Cross multiply
    591,805.40x = 887,270.70 × 325,866.20
  4. Step 4: Simplify right side
    591,805.40x = 289,131,531,380.34
  5. Step 5: Solve for x
    x = 289,131,531,380.34/591,805.40
  6. Step 6: Final answer
    x = 488,558.45

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