Finding the Third Proportional to 409,716.56 and 642,724.03
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Solution
The third proportional to 409,716.56 and 642,724.03 is: 1,008,243.79
Step by Step Solution
- Step 1: Write the proportion equation
409,716.56 : 642,724.03 = 642,724.03 : x - Step 2: Convert to fraction form
409,716.56/642,724.03 = 642,724.03/x - Step 3: Cross multiply
409,716.56x = 642,724.03 × 642,724.03 - Step 4: Simplify right side
409,716.56x = 413,094,180,346.25 - Step 5: Solve for x
x = 413,094,180,346.25/409,716.56 - Step 6: Final answer
x = 1,008,243.79
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.