Finding the Third Proportional to 492 and 552
Calculator
Solution
The third proportional to 492 and 552 is: 619.32
Step by Step Solution
- Step 1: Write the proportion equation
492 : 552 = 552 : x - Step 2: Convert to fraction form
492/552 = 552/x - Step 3: Cross multiply
492x = 552 × 552 - Step 4: Simplify right side
492x = 304,704 - Step 5: Solve for x
x = 304,704/492 - Step 6: Final answer
x = 619.32
Related Problems
Find third proportional to 246 and 276
Half scale
Find third proportional to 984 and 1,104
Double scale
Find third proportional to 494 and 554
Similar ratio
Find third proportional to 738 and 828
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.