Finding the Third Proportional to 542 and 1,174
Calculator
Solution
The third proportional to 542 and 1,174 is: 2,542.94
Step by Step Solution
- Step 1: Write the proportion equation
542 : 1,174 = 1,174 : x - Step 2: Convert to fraction form
542/1,174 = 1,174/x - Step 3: Cross multiply
542x = 1,174 × 1,174 - Step 4: Simplify right side
542x = 1,378,276 - Step 5: Solve for x
x = 1,378,276/542 - Step 6: Final answer
x = 2,542.94
Related Problems
Find third proportional to 271 and 587
Half scale
Find third proportional to 1,084 and 2,348
Double scale
Find third proportional to 544 and 1,178
Similar ratio
Find third proportional to 813 and 1,761
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.