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Finding the Fourth Proportional to 271,822.80, 406,927.80 and 202,011.60

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Solution

The fourth proportional to 271,822.80, 406,927.80 and 202,011.60 is: 302,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,822.80 : 406,927.80 = 202,011.60 : x
  2. Step 2: Convert to fraction form
    271,822.80/406,927.80 = 202,011.60/x
  3. Step 3: Cross multiply
    271,822.80x = 406,927.80 × 202,011.60
  4. Step 4: Simplify right side
    271,822.80x = 82,204,135,962.48
  5. Step 5: Solve for x
    x = 82,204,135,962.48/271,822.80
  6. Step 6: Final answer
    x = 302,418.10

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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.