Finding the Third Proportional to 190,900.75 and 411,305.75
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Solution
The third proportional to 190,900.75 and 411,305.75 is: 886,179.97
Step by Step Solution
- Step 1: Write the proportion equation
190,900.75 : 411,305.75 = 411,305.75 : x - Step 2: Convert to fraction form
190,900.75/411,305.75 = 411,305.75/x - Step 3: Cross multiply
190,900.75x = 411,305.75 × 411,305.75 - Step 4: Simplify right side
190,900.75x = 169,172,419,983.06 - Step 5: Solve for x
x = 169,172,419,983.06/190,900.75 - Step 6: Final answer
x = 886,179.97
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.