Finding the Third Proportional to 314,618 and 681,722
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Solution
The third proportional to 314,618 and 681,722 is: 1,477,171.95
Step by Step Solution
- Step 1: Write the proportion equation
314,618 : 681,722 = 681,722 : x - Step 2: Convert to fraction form
314,618/681,722 = 681,722/x - Step 3: Cross multiply
314,618x = 681,722 × 681,722 - Step 4: Simplify right side
314,618x = 464,744,885,284 - Step 5: Solve for x
x = 464,744,885,284/314,618 - Step 6: Final answer
x = 1,477,171.95
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.