Finding the Third Proportional to 194,091.75 and 422,355.75
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Solution
The third proportional to 194,091.75 and 422,355.75 is: 919,072.45
Step by Step Solution
- Step 1: Write the proportion equation
194,091.75 : 422,355.75 = 422,355.75 : x - Step 2: Convert to fraction form
194,091.75/422,355.75 = 422,355.75/x - Step 3: Cross multiply
194,091.75x = 422,355.75 × 422,355.75 - Step 4: Simplify right side
194,091.75x = 178,384,379,558.06 - Step 5: Solve for x
x = 178,384,379,558.06/194,091.75 - Step 6: Final answer
x = 919,072.45
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.