Finding the Third Proportional to 408,169.13 and 637,912.97
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Solution
The third proportional to 408,169.13 and 637,912.97 is: 996,971.43
Step by Step Solution
- Step 1: Write the proportion equation
408,169.13 : 637,912.97 = 637,912.97 : x - Step 2: Convert to fraction form
408,169.13/637,912.97 = 637,912.97/x - Step 3: Cross multiply
408,169.13x = 637,912.97 × 637,912.97 - Step 4: Simplify right side
408,169.13x = 406,932,955,699.44 - Step 5: Solve for x
x = 406,932,955,699.44/408,169.13 - Step 6: Final answer
x = 996,971.43
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.