Finding the Third Proportional to 191,995 and 418,439
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Solution
The third proportional to 191,995 and 418,439 is: 911,957.07
Step by Step Solution
- Step 1: Write the proportion equation
191,995 : 418,439 = 418,439 : x - Step 2: Convert to fraction form
191,995/418,439 = 418,439/x - Step 3: Cross multiply
191,995x = 418,439 × 418,439 - Step 4: Simplify right side
191,995x = 175,091,196,721 - Step 5: Solve for x
x = 175,091,196,721/191,995 - Step 6: Final answer
x = 911,957.07
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.