Finding the Third Proportional to 268.50 and 404.25
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Solution
The third proportional to 268.50 and 404.25 is: 608.63
Step by Step Solution
- Step 1: Write the proportion equation
268.50 : 404.25 = 404.25 : x - Step 2: Convert to fraction form
268.50/404.25 = 404.25/x - Step 3: Cross multiply
268.50x = 404.25 × 404.25 - Step 4: Simplify right side
268.50x = 163,418.06 - Step 5: Solve for x
x = 163,418.06/268.50 - Step 6: Final answer
x = 608.63
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.