Finding the Third Proportional to 664,784 and 996,916
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Solution
The third proportional to 664,784 and 996,916 is: 1,494,984.10
Step by Step Solution
- Step 1: Write the proportion equation
664,784 : 996,916 = 996,916 : x - Step 2: Convert to fraction form
664,784/996,916 = 996,916/x - Step 3: Cross multiply
664,784x = 996,916 × 996,916 - Step 4: Simplify right side
664,784x = 993,841,511,056 - Step 5: Solve for x
x = 993,841,511,056/664,784 - Step 6: Final answer
x = 1,494,984.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.