Finding the Third Proportional to 806 and 1,076
Calculator
Solution
The third proportional to 806 and 1,076 is: 1,436.45
Step by Step Solution
- Step 1: Write the proportion equation
806 : 1,076 = 1,076 : x - Step 2: Convert to fraction form
806/1,076 = 1,076/x - Step 3: Cross multiply
806x = 1,076 × 1,076 - Step 4: Simplify right side
806x = 1,157,776 - Step 5: Solve for x
x = 1,157,776/806 - Step 6: Final answer
x = 1,436.45
Related Problems
Find third proportional to 403 and 538
Half scale
Find third proportional to 1,612 and 2,152
Double scale
Find third proportional to 808 and 1,079
Similar ratio
Find third proportional to 1,209 and 1,614
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.