Finding the Third Proportional to 850 and 1,434
Calculator
Solution
The third proportional to 850 and 1,434 is: 2,419.24
Step by Step Solution
- Step 1: Write the proportion equation
850 : 1,434 = 1,434 : x - Step 2: Convert to fraction form
850/1,434 = 1,434/x - Step 3: Cross multiply
850x = 1,434 × 1,434 - Step 4: Simplify right side
850x = 2,056,356 - Step 5: Solve for x
x = 2,056,356/850 - Step 6: Final answer
x = 2,419.24
Related Problems
Find third proportional to 425 and 717
Half scale
Find third proportional to 1,700 and 2,868
Double scale
Find third proportional to 852 and 1,437
Similar ratio
Find third proportional to 1,275 and 2,151
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.