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Finding the Fourth Proportional to 476,429.60, 714,644.40 and 255,245.60

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Solution

The fourth proportional to 476,429.60, 714,644.40 and 255,245.60 is: 382,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,429.60 : 714,644.40 = 255,245.60 : x
  2. Step 2: Convert to fraction form
    476,429.60/714,644.40 = 255,245.60/x
  3. Step 3: Cross multiply
    476,429.60x = 714,644.40 × 255,245.60
  4. Step 4: Simplify right side
    476,429.60x = 182,409,838,664.64
  5. Step 5: Solve for x
    x = 182,409,838,664.64/476,429.60
  6. Step 6: Final answer
    x = 382,868.40

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