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Finding the Fourth Proportional to 441,680.80, 663,212.40 and 255,056.80

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Solution

The fourth proportional to 441,680.80, 663,212.40 and 255,056.80 is: 382,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,680.80 : 663,212.40 = 255,056.80 : x
  2. Step 2: Convert to fraction form
    441,680.80/663,212.40 = 255,056.80/x
  3. Step 3: Cross multiply
    441,680.80x = 663,212.40 × 255,056.80
  4. Step 4: Simplify right side
    441,680.80x = 169,156,832,464.32
  5. Step 5: Solve for x
    x = 169,156,832,464.32/441,680.80
  6. Step 6: Final answer
    x = 382,984.35

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