Finding the Third Proportional to 327 and 861
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Solution
The third proportional to 327 and 861 is: 2,267.04
Step by Step Solution
- Step 1: Write the proportion equation
327 : 861 = 861 : x - Step 2: Convert to fraction form
327/861 = 861/x - Step 3: Cross multiply
327x = 861 × 861 - Step 4: Simplify right side
327x = 741,321 - Step 5: Solve for x
x = 741,321/327 - Step 6: Final answer
x = 2,267.04
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Why These Related Problems?
These problems maintain the same ratio (2.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.