Finding the Third Proportional to 396 and 606
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Solution
The third proportional to 396 and 606 is: 927.36
Step by Step Solution
- Step 1: Write the proportion equation
396 : 606 = 606 : x - Step 2: Convert to fraction form
396/606 = 606/x - Step 3: Cross multiply
396x = 606 × 606 - Step 4: Simplify right side
396x = 367,236 - Step 5: Solve for x
x = 367,236/396 - Step 6: Final answer
x = 927.36
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.