Finding the Third Proportional to 459 and 1,002.38
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Solution
The third proportional to 459 and 1,002.38 is: 2,189.01
Step by Step Solution
- Step 1: Write the proportion equation
459 : 1,002.38 = 1,002.38 : x - Step 2: Convert to fraction form
459/1,002.38 = 1,002.38/x - Step 3: Cross multiply
459x = 1,002.38 × 1,002.38 - Step 4: Simplify right side
459x = 1,004,755.64 - Step 5: Solve for x
x = 1,004,755.64/459 - Step 6: Final answer
x = 2,189.01
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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.