Finding the Third Proportional to 201 and 371
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Solution
The third proportional to 201 and 371 is: 684.78
Step by Step Solution
- Step 1: Write the proportion equation
201 : 371 = 371 : x - Step 2: Convert to fraction form
201/371 = 371/x - Step 3: Cross multiply
201x = 371 × 371 - Step 4: Simplify right side
201x = 137,641 - Step 5: Solve for x
x = 137,641/201 - Step 6: Final answer
x = 684.78
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Why These Related Problems?
These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.