Finding the Third Proportional to 908 and 1,722
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Solution
The third proportional to 908 and 1,722 is: 3,265.73
Step by Step Solution
- Step 1: Write the proportion equation
908 : 1,722 = 1,722 : x - Step 2: Convert to fraction form
908/1,722 = 1,722/x - Step 3: Cross multiply
908x = 1,722 × 1,722 - Step 4: Simplify right side
908x = 2,965,284 - Step 5: Solve for x
x = 2,965,284/908 - Step 6: Final answer
x = 3,265.73
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These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.