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Finding the Third Proportional to 203,830 and 299,752

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Solution

The third proportional to 203,830 and 299,752 is: 440,814.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,830 : 299,752 = 299,752 : x
  2. Step 2: Convert to fraction form
    203,830/299,752 = 299,752/x
  3. Step 3: Cross multiply
    203,830x = 299,752 × 299,752
  4. Step 4: Simplify right side
    203,830x = 89,851,261,504
  5. Step 5: Solve for x
    x = 89,851,261,504/203,830
  6. Step 6: Final answer
    x = 440,814.71

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.