Finding the Third Proportional to 300,642.75 and 626,163.75
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Solution
The third proportional to 300,642.75 and 626,163.75 is: 1,304,142.68
Step by Step Solution
- Step 1: Write the proportion equation
300,642.75 : 626,163.75 = 626,163.75 : x - Step 2: Convert to fraction form
300,642.75/626,163.75 = 626,163.75/x - Step 3: Cross multiply
300,642.75x = 626,163.75 × 626,163.75 - Step 4: Simplify right side
300,642.75x = 392,081,041,814.06 - Step 5: Solve for x
x = 392,081,041,814.06/300,642.75 - Step 6: Final answer
x = 1,304,142.68
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.