Finding the Third Proportional to 453 and 1,029
Calculator
Solution
The third proportional to 453 and 1,029 is: 2,337.40
Step by Step Solution
- Step 1: Write the proportion equation
453 : 1,029 = 1,029 : x - Step 2: Convert to fraction form
453/1,029 = 1,029/x - Step 3: Cross multiply
453x = 1,029 × 1,029 - Step 4: Simplify right side
453x = 1,058,841 - Step 5: Solve for x
x = 1,058,841/453 - Step 6: Final answer
x = 2,337.40
Related Problems
Find third proportional to 226.50 and 514.50
Half scale
Find third proportional to 906 and 2,058
Double scale
Find third proportional to 455 and 1,034
Similar ratio
Find third proportional to 679.50 and 1,543.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.