Finding the Third Proportional to 339,000.19 and 512,871.75
Calculator
Solution
The third proportional to 339,000.19 and 512,871.75 is: 775,921.20
Step by Step Solution
- Step 1: Write the proportion equation
339,000.19 : 512,871.75 = 512,871.75 : x - Step 2: Convert to fraction form
339,000.19/512,871.75 = 512,871.75/x - Step 3: Cross multiply
339,000.19x = 512,871.75 × 512,871.75 - Step 4: Simplify right side
339,000.19x = 263,037,431,948.06 - Step 5: Solve for x
x = 263,037,431,948.06/339,000.19 - Step 6: Final answer
x = 775,921.20
Related Problems
Find third proportional to 169,500.09 and 256,435.88
Half scale
Find third proportional to 678,000.38 and 1,025,743.50
Double scale
Find third proportional to 339,002 and 512,875
Similar ratio
Find third proportional to 508,500.28 and 769,307.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.