Finding the Third Proportional to 157,600 and 236,400
Calculator
Solution
The third proportional to 157,600 and 236,400 is: 354,600
Step by Step Solution
- Step 1: Write the proportion equation
157,600 : 236,400 = 236,400 : x - Step 2: Convert to fraction form
157,600/236,400 = 236,400/x - Step 3: Cross multiply
157,600x = 236,400 × 236,400 - Step 4: Simplify right side
157,600x = 55,884,960,000 - Step 5: Solve for x
x = 55,884,960,000/157,600 - Step 6: Final answer
x = 354,600
Related Problems
Find third proportional to 78,800 and 118,200
Half scale
Find third proportional to 315,200 and 472,800
Double scale
Find third proportional to 157,602 and 236,403
Similar ratio
Find third proportional to 236,400 and 354,600
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.