Finding the Third Proportional to 149,847 and 318,765
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Solution
The third proportional to 149,847 and 318,765 is: 678,099.16
Step by Step Solution
- Step 1: Write the proportion equation
149,847 : 318,765 = 318,765 : x - Step 2: Convert to fraction form
149,847/318,765 = 318,765/x - Step 3: Cross multiply
149,847x = 318,765 × 318,765 - Step 4: Simplify right side
149,847x = 101,611,125,225 - Step 5: Solve for x
x = 101,611,125,225/149,847 - Step 6: Final answer
x = 678,099.16
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.