Finding the Third Proportional to 175,340 and 256,449
Calculator
Solution
The third proportional to 175,340 and 256,449 is: 375,077.50
Step by Step Solution
- Step 1: Write the proportion equation
175,340 : 256,449 = 256,449 : x - Step 2: Convert to fraction form
175,340/256,449 = 256,449/x - Step 3: Cross multiply
175,340x = 256,449 × 256,449 - Step 4: Simplify right side
175,340x = 65,766,089,601 - Step 5: Solve for x
x = 65,766,089,601/175,340 - Step 6: Final answer
x = 375,077.50
Related Problems
Find third proportional to 87,670 and 128,224.50
Half scale
Find third proportional to 350,680 and 512,898
Double scale
Find third proportional to 175,342 and 256,452
Similar ratio
Find third proportional to 263,010 and 384,673.50
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.