Finding the Third Proportional to 979 and 1,522
Calculator
Solution
The third proportional to 979 and 1,522 is: 2,366.17
Step by Step Solution
- Step 1: Write the proportion equation
979 : 1,522 = 1,522 : x - Step 2: Convert to fraction form
979/1,522 = 1,522/x - Step 3: Cross multiply
979x = 1,522 × 1,522 - Step 4: Simplify right side
979x = 2,316,484 - Step 5: Solve for x
x = 2,316,484/979 - Step 6: Final answer
x = 2,366.17
Related Problems
Find third proportional to 489.50 and 761
Half scale
Find third proportional to 1,958 and 3,044
Double scale
Find third proportional to 981 and 1,525
Similar ratio
Find third proportional to 1,468.50 and 2,283
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.