Finding the Third Proportional to 547.50 and 1,479
Calculator
Solution
The third proportional to 547.50 and 1,479 is: 3,995.33
Step by Step Solution
- Step 1: Write the proportion equation
547.50 : 1,479 = 1,479 : x - Step 2: Convert to fraction form
547.50/1,479 = 1,479/x - Step 3: Cross multiply
547.50x = 1,479 × 1,479 - Step 4: Simplify right side
547.50x = 2,187,441 - Step 5: Solve for x
x = 2,187,441/547.50 - Step 6: Final answer
x = 3,995.33
Related Problems
Find third proportional to 273.75 and 739.50
Half scale
Find third proportional to 1,095 and 2,958
Double scale
Find third proportional to 550 and 1,484
Similar ratio
Find third proportional to 821.25 and 2,218.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.