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Finding the Fourth Proportional to 325,847.40, 488,771.10 and 320,598.60

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Solution

The fourth proportional to 325,847.40, 488,771.10 and 320,598.60 is: 480,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,847.40 : 488,771.10 = 320,598.60 : x
  2. Step 2: Convert to fraction form
    325,847.40/488,771.10 = 320,598.60/x
  3. Step 3: Cross multiply
    325,847.40x = 488,771.10 × 320,598.60
  4. Step 4: Simplify right side
    325,847.40x = 156,699,330,380.46
  5. Step 5: Solve for x
    x = 156,699,330,380.46/325,847.40
  6. Step 6: Final answer
    x = 480,897.90

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