Finding the Third Proportional to 260 and 695
Calculator
Solution
The third proportional to 260 and 695 is: 1,857.79
Step by Step Solution
- Step 1: Write the proportion equation
260 : 695 = 695 : x - Step 2: Convert to fraction form
260/695 = 695/x - Step 3: Cross multiply
260x = 695 × 695 - Step 4: Simplify right side
260x = 483,025 - Step 5: Solve for x
x = 483,025/260 - Step 6: Final answer
x = 1,857.79
Related Problems
Find third proportional to 130 and 347.50
Half scale
Find third proportional to 520 and 1,390
Double scale
Find third proportional to 262 and 700
Similar ratio
Find third proportional to 390 and 1,042.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.