Finding the Third Proportional to 198,621 and 303,891.75
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Solution
The third proportional to 198,621 and 303,891.75 is: 464,956.86
Step by Step Solution
- Step 1: Write the proportion equation
198,621 : 303,891.75 = 303,891.75 : x - Step 2: Convert to fraction form
198,621/303,891.75 = 303,891.75/x - Step 3: Cross multiply
198,621x = 303,891.75 × 303,891.75 - Step 4: Simplify right side
198,621x = 92,350,195,718.06 - Step 5: Solve for x
x = 92,350,195,718.06/198,621 - Step 6: Final answer
x = 464,956.86
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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.