Finding the Third Proportional to 186,715.13 and 405,043.03
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Solution
The third proportional to 186,715.13 and 405,043.03 is: 878,663.99
Step by Step Solution
- Step 1: Write the proportion equation
186,715.13 : 405,043.03 = 405,043.03 : x - Step 2: Convert to fraction form
186,715.13/405,043.03 = 405,043.03/x - Step 3: Cross multiply
186,715.13x = 405,043.03 × 405,043.03 - Step 4: Simplify right side
186,715.13x = 164,059,857,164.19 - Step 5: Solve for x
x = 164,059,857,164.19/186,715.13 - Step 6: Final answer
x = 878,663.99
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.