Finding the Third Proportional to 190,955 and 412,919
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Solution
The third proportional to 190,955 and 412,919 is: 892,891.52
Step by Step Solution
- Step 1: Write the proportion equation
190,955 : 412,919 = 412,919 : x - Step 2: Convert to fraction form
190,955/412,919 = 412,919/x - Step 3: Cross multiply
190,955x = 412,919 × 412,919 - Step 4: Simplify right side
190,955x = 170,502,100,561 - Step 5: Solve for x
x = 170,502,100,561/190,955 - Step 6: Final answer
x = 892,891.52
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.