Finding the Third Proportional to 280,726.75 and 366,141.75
Calculator
Solution
The third proportional to 280,726.75 and 366,141.75 is: 477,545.45
Step by Step Solution
- Step 1: Write the proportion equation
280,726.75 : 366,141.75 = 366,141.75 : x - Step 2: Convert to fraction form
280,726.75/366,141.75 = 366,141.75/x - Step 3: Cross multiply
280,726.75x = 366,141.75 × 366,141.75 - Step 4: Simplify right side
280,726.75x = 134,059,781,093.06 - Step 5: Solve for x
x = 134,059,781,093.06/280,726.75 - Step 6: Final answer
x = 477,545.45
Related Problems
Find third proportional to 140,363.38 and 183,070.88
Half scale
Find third proportional to 561,453.50 and 732,283.50
Double scale
Find third proportional to 280,729 and 366,144
Similar ratio
Find third proportional to 421,090.13 and 549,212.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.