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Finding the Fourth Proportional to 461,995, 637,553.42 and 250,027

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Solution

The fourth proportional to 461,995, 637,553.42 and 250,027 is: 345,037.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,995 : 637,553.42 = 250,027 : x
  2. Step 2: Convert to fraction form
    461,995/637,553.42 = 250,027/x
  3. Step 3: Cross multiply
    461,995x = 637,553.42 × 250,027
  4. Step 4: Simplify right side
    461,995x = 159,405,568,942.34
  5. Step 5: Solve for x
    x = 159,405,568,942.34/461,995
  6. Step 6: Final answer
    x = 345,037.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.