Finding the Third Proportional to 653 and 951.50
Calculator
Solution
The third proportional to 653 and 951.50 is: 1,386.45
Step by Step Solution
- Step 1: Write the proportion equation
653 : 951.50 = 951.50 : x - Step 2: Convert to fraction form
653/951.50 = 951.50/x - Step 3: Cross multiply
653x = 951.50 × 951.50 - Step 4: Simplify right side
653x = 905,352.25 - Step 5: Solve for x
x = 905,352.25/653 - Step 6: Final answer
x = 1,386.45
Related Problems
Find third proportional to 326.50 and 475.75
Half scale
Find third proportional to 1,306 and 1,903
Double scale
Find third proportional to 655 and 954
Similar ratio
Find third proportional to 979.50 and 1,427.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.