Finding the Third Proportional to 189,676.13 and 412,817.63
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Solution
The third proportional to 189,676.13 and 412,817.63 is: 898,470.44
Step by Step Solution
- Step 1: Write the proportion equation
189,676.13 : 412,817.63 = 412,817.63 : x - Step 2: Convert to fraction form
189,676.13/412,817.63 = 412,817.63/x - Step 3: Cross multiply
189,676.13x = 412,817.63 × 412,817.63 - Step 4: Simplify right side
189,676.13x = 170,418,391,510.64 - Step 5: Solve for x
x = 170,418,391,510.64/189,676.13 - Step 6: Final answer
x = 898,470.44
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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.