Finding the Third Proportional to 197,930 and 426,963
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Solution
The third proportional to 197,930 and 426,963 is: 921,019.57
Step by Step Solution
- Step 1: Write the proportion equation
197,930 : 426,963 = 426,963 : x - Step 2: Convert to fraction form
197,930/426,963 = 426,963/x - Step 3: Cross multiply
197,930x = 426,963 × 426,963 - Step 4: Simplify right side
197,930x = 182,297,403,369 - Step 5: Solve for x
x = 182,297,403,369/197,930 - Step 6: Final answer
x = 921,019.57
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.