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Finding the Fourth Proportional to 482,806.80, 724,987.80 and 325,731.60

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Solution

The fourth proportional to 482,806.80, 724,987.80 and 325,731.60 is: 489,122.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,806.80 : 724,987.80 = 325,731.60 : x
  2. Step 2: Convert to fraction form
    482,806.80/724,987.80 = 325,731.60/x
  3. Step 3: Cross multiply
    482,806.80x = 724,987.80 × 325,731.60
  4. Step 4: Simplify right side
    482,806.80x = 236,151,436,074.48
  5. Step 5: Solve for x
    x = 236,151,436,074.48/482,806.80
  6. Step 6: Final answer
    x = 489,122.02

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