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Finding the Fourth Proportional to 271,832.80, 406,942.80 and 202,021.60

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Solution

The fourth proportional to 271,832.80, 406,942.80 and 202,021.60 is: 302,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,832.80 : 406,942.80 = 202,021.60 : x
  2. Step 2: Convert to fraction form
    271,832.80/406,942.80 = 202,021.60/x
  3. Step 3: Cross multiply
    271,832.80x = 406,942.80 × 202,021.60
  4. Step 4: Simplify right side
    271,832.80x = 82,211,235,564.48
  5. Step 5: Solve for x
    x = 82,211,235,564.48/271,832.80
  6. Step 6: Final answer
    x = 302,433.10

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