Finding the Third Proportional to 311,414.81 and 674,481.19
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Solution
The third proportional to 311,414.81 and 674,481.19 is: 1,460,832.48
Step by Step Solution
- Step 1: Write the proportion equation
311,414.81 : 674,481.19 = 674,481.19 : x - Step 2: Convert to fraction form
311,414.81/674,481.19 = 674,481.19/x - Step 3: Cross multiply
311,414.81x = 674,481.19 × 674,481.19 - Step 4: Simplify right side
311,414.81x = 454,924,872,291.41 - Step 5: Solve for x
x = 454,924,872,291.41/311,414.81 - Step 6: Final answer
x = 1,460,832.48
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.