Finding the Third Proportional to 406.69 and 567
Calculator
Solution
The third proportional to 406.69 and 567 is: 790.51
Step by Step Solution
- Step 1: Write the proportion equation
406.69 : 567 = 567 : x - Step 2: Convert to fraction form
406.69/567 = 567/x - Step 3: Cross multiply
406.69x = 567 × 567 - Step 4: Simplify right side
406.69x = 321,489 - Step 5: Solve for x
x = 321,489/406.69 - Step 6: Final answer
x = 790.51
Related Problems
Find third proportional to 203.34 and 283.50
Half scale
Find third proportional to 813.38 and 1,134
Double scale
Find third proportional to 409 and 570
Similar ratio
Find third proportional to 610.03 and 850.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.