Finding the Third Proportional to 256,755.75 and 377,862.75
Calculator
Solution
The third proportional to 256,755.75 and 377,862.75 is: 556,093.71
Step by Step Solution
- Step 1: Write the proportion equation
256,755.75 : 377,862.75 = 377,862.75 : x - Step 2: Convert to fraction form
256,755.75/377,862.75 = 377,862.75/x - Step 3: Cross multiply
256,755.75x = 377,862.75 × 377,862.75 - Step 4: Simplify right side
256,755.75x = 142,780,257,837.56 - Step 5: Solve for x
x = 142,780,257,837.56/256,755.75 - Step 6: Final answer
x = 556,093.71
Related Problems
Find third proportional to 128,377.88 and 188,931.38
Half scale
Find third proportional to 513,511.50 and 755,725.50
Double scale
Find third proportional to 256,758 and 377,866
Similar ratio
Find third proportional to 385,133.63 and 566,794.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.