Finding the Third Proportional to 859.50 and 1,296
Calculator
Solution
The third proportional to 859.50 and 1,296 is: 1,954.18
Step by Step Solution
- Step 1: Write the proportion equation
859.50 : 1,296 = 1,296 : x - Step 2: Convert to fraction form
859.50/1,296 = 1,296/x - Step 3: Cross multiply
859.50x = 1,296 × 1,296 - Step 4: Simplify right side
859.50x = 1,679,616 - Step 5: Solve for x
x = 1,679,616/859.50 - Step 6: Final answer
x = 1,954.18
Related Problems
Find third proportional to 429.75 and 648
Half scale
Find third proportional to 1,719 and 2,592
Double scale
Find third proportional to 862 and 1,299
Similar ratio
Find third proportional to 1,289.25 and 1,944
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.