Finding the Third Proportional to 126.56 and 296.16
Calculator
Solution
The third proportional to 126.56 and 296.16 is: 693.01
Step by Step Solution
- Step 1: Write the proportion equation
126.56 : 296.16 = 296.16 : x - Step 2: Convert to fraction form
126.56/296.16 = 296.16/x - Step 3: Cross multiply
126.56x = 296.16 × 296.16 - Step 4: Simplify right side
126.56x = 87,708.52 - Step 5: Solve for x
x = 87,708.52/126.56 - Step 6: Final answer
x = 693.01
Related Problems
Find third proportional to 63.28 and 148.08
Half scale
Find third proportional to 253.13 and 592.31
Double scale
Find third proportional to 129 and 301
Similar ratio
Find third proportional to 189.84 and 444.23
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.