Finding the Third Proportional to 538 and 1,179
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Solution
The third proportional to 538 and 1,179 is: 2,583.72
Step by Step Solution
- Step 1: Write the proportion equation
538 : 1,179 = 1,179 : x - Step 2: Convert to fraction form
538/1,179 = 1,179/x - Step 3: Cross multiply
538x = 1,179 × 1,179 - Step 4: Simplify right side
538x = 1,390,041 - Step 5: Solve for x
x = 1,390,041/538 - Step 6: Final answer
x = 2,583.72
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.