Finding the Third Proportional to 271 and 339
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Solution
The third proportional to 271 and 339 is: 424.06
Step by Step Solution
- Step 1: Write the proportion equation
271 : 339 = 339 : x - Step 2: Convert to fraction form
271/339 = 339/x - Step 3: Cross multiply
271x = 339 × 339 - Step 4: Simplify right side
271x = 114,921 - Step 5: Solve for x
x = 114,921/271 - Step 6: Final answer
x = 424.06
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These problems maintain the same ratio (1.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.