Finding the Third Proportional to 515,673.75 and 757,713.75
Calculator
Solution
The third proportional to 515,673.75 and 757,713.75 is: 1,113,359.23
Step by Step Solution
- Step 1: Write the proportion equation
515,673.75 : 757,713.75 = 757,713.75 : x - Step 2: Convert to fraction form
515,673.75/757,713.75 = 757,713.75/x - Step 3: Cross multiply
515,673.75x = 757,713.75 × 757,713.75 - Step 4: Simplify right side
515,673.75x = 574,130,126,939.06 - Step 5: Solve for x
x = 574,130,126,939.06/515,673.75 - Step 6: Final answer
x = 1,113,359.23
Related Problems
Find third proportional to 257,836.88 and 378,856.88
Half scale
Find third proportional to 1,031,347.50 and 1,515,427.50
Double scale
Find third proportional to 515,676 and 757,717
Similar ratio
Find third proportional to 773,510.63 and 1,136,570.63
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.