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Finding the Third Proportional to 211,468 and 303,954

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Solution

The third proportional to 211,468 and 303,954 is: 436,888.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,468 : 303,954 = 303,954 : x
  2. Step 2: Convert to fraction form
    211,468/303,954 = 303,954/x
  3. Step 3: Cross multiply
    211,468x = 303,954 × 303,954
  4. Step 4: Simplify right side
    211,468x = 92,388,034,116
  5. Step 5: Solve for x
    x = 92,388,034,116/211,468
  6. Step 6: Final answer
    x = 436,888.96

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.