Finding the Third Proportional to 272,463.75 and 408,786.75
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Solution
The third proportional to 272,463.75 and 408,786.75 is: 613,316.84
Step by Step Solution
- Step 1: Write the proportion equation
272,463.75 : 408,786.75 = 408,786.75 : x - Step 2: Convert to fraction form
272,463.75/408,786.75 = 408,786.75/x - Step 3: Cross multiply
272,463.75x = 408,786.75 × 408,786.75 - Step 4: Simplify right side
272,463.75x = 167,106,606,975.56 - Step 5: Solve for x
x = 167,106,606,975.56/272,463.75 - Step 6: Final answer
x = 613,316.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.