Finding the Third Proportional to 190,765.13 and 409,186.69
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Solution
The third proportional to 190,765.13 and 409,186.69 is: 877,695.78
Step by Step Solution
- Step 1: Write the proportion equation
190,765.13 : 409,186.69 = 409,186.69 : x - Step 2: Convert to fraction form
190,765.13/409,186.69 = 409,186.69/x - Step 3: Cross multiply
190,765.13x = 409,186.69 × 409,186.69 - Step 4: Simplify right side
190,765.13x = 167,433,745,227.22 - Step 5: Solve for x
x = 167,433,745,227.22/190,765.13 - Step 6: Final answer
x = 877,695.78
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.