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Finding the Fourth Proportional to 404,627.60, 606,941.40 and 255,036.80

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Solution

The fourth proportional to 404,627.60, 606,941.40 and 255,036.80 is: 382,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,627.60 : 606,941.40 = 255,036.80 : x
  2. Step 2: Convert to fraction form
    404,627.60/606,941.40 = 255,036.80/x
  3. Step 3: Cross multiply
    404,627.60x = 606,941.40 × 255,036.80
  4. Step 4: Simplify right side
    404,627.60x = 154,792,392,443.52
  5. Step 5: Solve for x
    x = 154,792,392,443.52/404,627.60
  6. Step 6: Final answer
    x = 382,555.20

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