Finding the Third Proportional to 519 and 583.50
Calculator
Solution
The third proportional to 519 and 583.50 is: 656.02
Step by Step Solution
- Step 1: Write the proportion equation
519 : 583.50 = 583.50 : x - Step 2: Convert to fraction form
519/583.50 = 583.50/x - Step 3: Cross multiply
519x = 583.50 × 583.50 - Step 4: Simplify right side
519x = 340,472.25 - Step 5: Solve for x
x = 340,472.25/519 - Step 6: Final answer
x = 656.02
Related Problems
Find third proportional to 259.50 and 291.75
Half scale
Find third proportional to 1,038 and 1,167
Double scale
Find third proportional to 521 and 586
Similar ratio
Find third proportional to 778.50 and 875.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.