Finding the Third Proportional to 342 and 736.50
Calculator
Solution
The third proportional to 342 and 736.50 is: 1,586.06
Step by Step Solution
- Step 1: Write the proportion equation
342 : 736.50 = 736.50 : x - Step 2: Convert to fraction form
342/736.50 = 736.50/x - Step 3: Cross multiply
342x = 736.50 × 736.50 - Step 4: Simplify right side
342x = 542,432.25 - Step 5: Solve for x
x = 542,432.25/342 - Step 6: Final answer
x = 1,586.06
Related Problems
Find third proportional to 171 and 368.25
Half scale
Find third proportional to 684 and 1,473
Double scale
Find third proportional to 344 and 741
Similar ratio
Find third proportional to 513 and 1,104.75
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.