Finding the Third Proportional to 190,212.75 and 284,721.75
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Solution
The third proportional to 190,212.75 and 284,721.75 is: 426,188.44
Step by Step Solution
- Step 1: Write the proportion equation
190,212.75 : 284,721.75 = 284,721.75 : x - Step 2: Convert to fraction form
190,212.75/284,721.75 = 284,721.75/x - Step 3: Cross multiply
190,212.75x = 284,721.75 × 284,721.75 - Step 4: Simplify right side
190,212.75x = 81,066,474,923.06 - Step 5: Solve for x
x = 81,066,474,923.06/190,212.75 - Step 6: Final answer
x = 426,188.44
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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.