Finding the Third Proportional to 350,690 and 512,910
Calculator
Solution
The third proportional to 350,690 and 512,910 is: 750,168.72
Step by Step Solution
- Step 1: Write the proportion equation
350,690 : 512,910 = 512,910 : x - Step 2: Convert to fraction form
350,690/512,910 = 512,910/x - Step 3: Cross multiply
350,690x = 512,910 × 512,910 - Step 4: Simplify right side
350,690x = 263,076,668,100 - Step 5: Solve for x
x = 263,076,668,100/350,690 - Step 6: Final answer
x = 750,168.72
Related Problems
Find third proportional to 175,345 and 256,455
Half scale
Find third proportional to 701,380 and 1,025,820
Double scale
Find third proportional to 350,692 and 512,913
Similar ratio
Find third proportional to 526,035 and 769,365
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.