Finding the Third Proportional to 311,446.75 and 480,450.75
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Solution
The third proportional to 311,446.75 and 480,450.75 is: 741,163.37
Step by Step Solution
- Step 1: Write the proportion equation
311,446.75 : 480,450.75 = 480,450.75 : x - Step 2: Convert to fraction form
311,446.75/480,450.75 = 480,450.75/x - Step 3: Cross multiply
311,446.75x = 480,450.75 × 480,450.75 - Step 4: Simplify right side
311,446.75x = 230,832,923,175.56 - Step 5: Solve for x
x = 230,832,923,175.56/311,446.75 - Step 6: Final answer
x = 741,163.37
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.