Finding the Third Proportional to 449 and 808
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Solution
The third proportional to 449 and 808 is: 1,454.04
Step by Step Solution
- Step 1: Write the proportion equation
449 : 808 = 808 : x - Step 2: Convert to fraction form
449/808 = 808/x - Step 3: Cross multiply
449x = 808 × 808 - Step 4: Simplify right side
449x = 652,864 - Step 5: Solve for x
x = 652,864/449 - Step 6: Final answer
x = 1,454.04
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Why These Related Problems?
These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.