Finding the Third Proportional to 849 and 1,171
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Solution
The third proportional to 849 and 1,171 is: 1,615.12
Step by Step Solution
- Step 1: Write the proportion equation
849 : 1,171 = 1,171 : x - Step 2: Convert to fraction form
849/1,171 = 1,171/x - Step 3: Cross multiply
849x = 1,171 × 1,171 - Step 4: Simplify right side
849x = 1,371,241 - Step 5: Solve for x
x = 1,371,241/849 - Step 6: Final answer
x = 1,615.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.