Finding the Third Proportional to 192,808.13 and 415,221.75
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Solution
The third proportional to 192,808.13 and 415,221.75 is: 894,200.40
Step by Step Solution
- Step 1: Write the proportion equation
192,808.13 : 415,221.75 = 415,221.75 : x - Step 2: Convert to fraction form
192,808.13/415,221.75 = 415,221.75/x - Step 3: Cross multiply
192,808.13x = 415,221.75 × 415,221.75 - Step 4: Simplify right side
192,808.13x = 172,409,101,673.06 - Step 5: Solve for x
x = 172,409,101,673.06/192,808.13 - Step 6: Final answer
x = 894,200.40
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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.