Finding the Third Proportional to 321,707.53 and 471,808.41
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Solution
The third proportional to 321,707.53 and 471,808.41 is: 691,942.68
Step by Step Solution
- Step 1: Write the proportion equation
321,707.53 : 471,808.41 = 471,808.41 : x - Step 2: Convert to fraction form
321,707.53/471,808.41 = 471,808.41/x - Step 3: Cross multiply
321,707.53x = 471,808.41 × 471,808.41 - Step 4: Simplify right side
321,707.53x = 222,603,172,208.17 - Step 5: Solve for x
x = 222,603,172,208.17/321,707.53 - Step 6: Final answer
x = 691,942.68
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.