Finding the Third Proportional to 674 and 1,273
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Solution
The third proportional to 674 and 1,273 is: 2,404.35
Step by Step Solution
- Step 1: Write the proportion equation
674 : 1,273 = 1,273 : x - Step 2: Convert to fraction form
674/1,273 = 1,273/x - Step 3: Cross multiply
674x = 1,273 × 1,273 - Step 4: Simplify right side
674x = 1,620,529 - Step 5: Solve for x
x = 1,620,529/674 - Step 6: Final answer
x = 2,404.35
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Why These Related Problems?
These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.