Finding the Third Proportional to 311,812.13 and 344,617.13
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Solution
The third proportional to 311,812.13 and 344,617.13 is: 380,873.46
Step by Step Solution
- Step 1: Write the proportion equation
311,812.13 : 344,617.13 = 344,617.13 : x - Step 2: Convert to fraction form
311,812.13/344,617.13 = 344,617.13/x - Step 3: Cross multiply
311,812.13x = 344,617.13 × 344,617.13 - Step 4: Simplify right side
311,812.13x = 118,760,962,843.27 - Step 5: Solve for x
x = 118,760,962,843.27/311,812.13 - Step 6: Final answer
x = 380,873.46
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Why These Related Problems?
These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.