Finding the Third Proportional to 117,708.75 and 257,424.75
Calculator
Solution
The third proportional to 117,708.75 and 257,424.75 is: 562,978.55
Step by Step Solution
- Step 1: Write the proportion equation
117,708.75 : 257,424.75 = 257,424.75 : x - Step 2: Convert to fraction form
117,708.75/257,424.75 = 257,424.75/x - Step 3: Cross multiply
117,708.75x = 257,424.75 × 257,424.75 - Step 4: Simplify right side
117,708.75x = 66,267,501,912.56 - Step 5: Solve for x
x = 66,267,501,912.56/117,708.75 - Step 6: Final answer
x = 562,978.55
Related Problems
Find third proportional to 58,854.38 and 128,712.38
Half scale
Find third proportional to 235,417.50 and 514,849.50
Double scale
Find third proportional to 117,711 and 257,429
Similar ratio
Find third proportional to 176,563.13 and 386,137.13
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.