Finding the Third Proportional to 190,670 and 410,860
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Solution
The third proportional to 190,670 and 410,860 is: 885,330.36
Step by Step Solution
- Step 1: Write the proportion equation
190,670 : 410,860 = 410,860 : x - Step 2: Convert to fraction form
190,670/410,860 = 410,860/x - Step 3: Cross multiply
190,670x = 410,860 × 410,860 - Step 4: Simplify right side
190,670x = 168,805,939,600 - Step 5: Solve for x
x = 168,805,939,600/190,670 - Step 6: Final answer
x = 885,330.36
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.