Finding the Third Proportional to 378,218.25 and 809,952.75
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Solution
The third proportional to 378,218.25 and 809,952.75 is: 1,734,510.32
Step by Step Solution
- Step 1: Write the proportion equation
378,218.25 : 809,952.75 = 809,952.75 : x - Step 2: Convert to fraction form
378,218.25/809,952.75 = 809,952.75/x - Step 3: Cross multiply
378,218.25x = 809,952.75 × 809,952.75 - Step 4: Simplify right side
378,218.25x = 656,023,457,232.56 - Step 5: Solve for x
x = 656,023,457,232.56/378,218.25 - Step 6: Final answer
x = 1,734,510.32
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.