Finding the Third Proportional to 256,027.50 and 368,799.75
Calculator
Solution
The third proportional to 256,027.50 and 368,799.75 is: 531,244.71
Step by Step Solution
- Step 1: Write the proportion equation
256,027.50 : 368,799.75 = 368,799.75 : x - Step 2: Convert to fraction form
256,027.50/368,799.75 = 368,799.75/x - Step 3: Cross multiply
256,027.50x = 368,799.75 × 368,799.75 - Step 4: Simplify right side
256,027.50x = 136,013,255,600.06 - Step 5: Solve for x
x = 136,013,255,600.06/256,027.50 - Step 6: Final answer
x = 531,244.71
Related Problems
Find third proportional to 128,013.75 and 184,399.88
Half scale
Find third proportional to 512,055 and 737,599.50
Double scale
Find third proportional to 256,030 and 368,803
Similar ratio
Find third proportional to 384,041.25 and 553,199.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.