Finding the Third Proportional to 299,448 and 649,257.75
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Solution
The third proportional to 299,448 and 649,257.75 is: 1,407,708.94
Step by Step Solution
- Step 1: Write the proportion equation
299,448 : 649,257.75 = 649,257.75 : x - Step 2: Convert to fraction form
299,448/649,257.75 = 649,257.75/x - Step 3: Cross multiply
299,448x = 649,257.75 × 649,257.75 - Step 4: Simplify right side
299,448x = 421,535,625,935.06 - Step 5: Solve for x
x = 421,535,625,935.06/299,448 - Step 6: Final answer
x = 1,407,708.94
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.