Finding the Third Proportional to 388,910 and 844,213
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Solution
The third proportional to 388,910 and 844,213 is: 1,832,546.32
Step by Step Solution
- Step 1: Write the proportion equation
388,910 : 844,213 = 844,213 : x - Step 2: Convert to fraction form
388,910/844,213 = 844,213/x - Step 3: Cross multiply
388,910x = 844,213 × 844,213 - Step 4: Simplify right side
388,910x = 712,695,589,369 - Step 5: Solve for x
x = 712,695,589,369/388,910 - Step 6: Final answer
x = 1,832,546.32
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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.