Finding the Third Proportional to 906 and 1,656
Calculator
Solution
The third proportional to 906 and 1,656 is: 3,026.86
Step by Step Solution
- Step 1: Write the proportion equation
906 : 1,656 = 1,656 : x - Step 2: Convert to fraction form
906/1,656 = 1,656/x - Step 3: Cross multiply
906x = 1,656 × 1,656 - Step 4: Simplify right side
906x = 2,742,336 - Step 5: Solve for x
x = 2,742,336/906 - Step 6: Final answer
x = 3,026.86
Related Problems
Find third proportional to 453 and 828
Half scale
Find third proportional to 1,812 and 3,312
Double scale
Find third proportional to 908 and 1,660
Similar ratio
Find third proportional to 1,359 and 2,484
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.83) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.