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Finding the Fourth Proportional to 271,844.80, 406,960.80 and 202,033.60

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Solution

The fourth proportional to 271,844.80, 406,960.80 and 202,033.60 is: 302,451.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,844.80 : 406,960.80 = 202,033.60 : x
  2. Step 2: Convert to fraction form
    271,844.80/406,960.80 = 202,033.60/x
  3. Step 3: Cross multiply
    271,844.80x = 406,960.80 × 202,033.60
  4. Step 4: Simplify right side
    271,844.80x = 82,219,755,482.88
  5. Step 5: Solve for x
    x = 82,219,755,482.88/271,844.80
  6. Step 6: Final answer
    x = 302,451.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.