Finding the Third Proportional to 398,889.88 and 598,742.94
Calculator
Solution
The third proportional to 398,889.88 and 598,742.94 is: 898,727.01
Step by Step Solution
- Step 1: Write the proportion equation
398,889.88 : 598,742.94 = 598,742.94 : x - Step 2: Convert to fraction form
398,889.88/598,742.94 = 598,742.94/x - Step 3: Cross multiply
398,889.88x = 598,742.94 × 598,742.94 - Step 4: Simplify right side
398,889.88x = 358,493,105,206.13 - Step 5: Solve for x
x = 358,493,105,206.13/398,889.88 - Step 6: Final answer
x = 898,727.01
Related Problems
Find third proportional to 199,444.94 and 299,371.47
Half scale
Find third proportional to 797,779.75 and 1,197,485.88
Double scale
Find third proportional to 398,892 and 598,746
Similar ratio
Find third proportional to 598,334.81 and 898,114.41
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.