Finding the Third Proportional to 578 and 1,088
Calculator
Solution
The third proportional to 578 and 1,088 is: 2,048
Step by Step Solution
- Step 1: Write the proportion equation
578 : 1,088 = 1,088 : x - Step 2: Convert to fraction form
578/1,088 = 1,088/x - Step 3: Cross multiply
578x = 1,088 × 1,088 - Step 4: Simplify right side
578x = 1,183,744 - Step 5: Solve for x
x = 1,183,744/578 - Step 6: Final answer
x = 2,048
Related Problems
Find third proportional to 289 and 544
Half scale
Find third proportional to 1,156 and 2,176
Double scale
Find third proportional to 580 and 1,092
Similar ratio
Find third proportional to 867 and 1,632
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.