Finding the Third Proportional to 479 and 971
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Solution
The third proportional to 479 and 971 is: 1,968.35
Step by Step Solution
- Step 1: Write the proportion equation
479 : 971 = 971 : x - Step 2: Convert to fraction form
479/971 = 971/x - Step 3: Cross multiply
479x = 971 × 971 - Step 4: Simplify right side
479x = 942,841 - Step 5: Solve for x
x = 942,841/479 - Step 6: Final answer
x = 1,968.35
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.