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Finding the Fourth Proportional to 488,466.40, 732,699.60 and 444,920.80

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Solution

The fourth proportional to 488,466.40, 732,699.60 and 444,920.80 is: 667,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,466.40 : 732,699.60 = 444,920.80 : x
  2. Step 2: Convert to fraction form
    488,466.40/732,699.60 = 444,920.80/x
  3. Step 3: Cross multiply
    488,466.40x = 732,699.60 × 444,920.80
  4. Step 4: Simplify right side
    488,466.40x = 325,993,292,191.68
  5. Step 5: Solve for x
    x = 325,993,292,191.68/488,466.40
  6. Step 6: Final answer
    x = 667,381.20

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