Finding the Third Proportional to 666 and 1,077
Calculator
Solution
The third proportional to 666 and 1,077 is: 1,741.64
Step by Step Solution
- Step 1: Write the proportion equation
666 : 1,077 = 1,077 : x - Step 2: Convert to fraction form
666/1,077 = 1,077/x - Step 3: Cross multiply
666x = 1,077 × 1,077 - Step 4: Simplify right side
666x = 1,159,929 - Step 5: Solve for x
x = 1,159,929/666 - Step 6: Final answer
x = 1,741.64
Related Problems
Find third proportional to 333 and 538.50
Half scale
Find third proportional to 1,332 and 2,154
Double scale
Find third proportional to 668 and 1,080
Similar ratio
Find third proportional to 999 and 1,615.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.