Finding the Third Proportional to 276 and 372
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Solution
The third proportional to 276 and 372 is: 501.39
Step by Step Solution
- Step 1: Write the proportion equation
276 : 372 = 372 : x - Step 2: Convert to fraction form
276/372 = 372/x - Step 3: Cross multiply
276x = 372 × 372 - Step 4: Simplify right side
276x = 138,384 - Step 5: Solve for x
x = 138,384/276 - Step 6: Final answer
x = 501.39
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Why These Related Problems?
These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.