Finding the Third Proportional to 279 and 323
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Solution
The third proportional to 279 and 323 is: 373.94
Step by Step Solution
- Step 1: Write the proportion equation
279 : 323 = 323 : x - Step 2: Convert to fraction form
279/323 = 323/x - Step 3: Cross multiply
279x = 323 × 323 - Step 4: Simplify right side
279x = 104,329 - Step 5: Solve for x
x = 104,329/279 - Step 6: Final answer
x = 373.94
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Why These Related Problems?
These problems maintain the same ratio (1.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.