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Finding the Fourth Proportional to 325,801.20, 488,701.80 and 302,181.60

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Solution

The fourth proportional to 325,801.20, 488,701.80 and 302,181.60 is: 453,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,801.20 : 488,701.80 = 302,181.60 : x
  2. Step 2: Convert to fraction form
    325,801.20/488,701.80 = 302,181.60/x
  3. Step 3: Cross multiply
    325,801.20x = 488,701.80 × 302,181.60
  4. Step 4: Simplify right side
    325,801.20x = 147,676,691,846.88
  5. Step 5: Solve for x
    x = 147,676,691,846.88/325,801.20
  6. Step 6: Final answer
    x = 453,272.40

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