Finding the Third Proportional to 358,958.25 and 555,745.50
Calculator
Solution
The third proportional to 358,958.25 and 555,745.50 is: 860,414.99
Step by Step Solution
- Step 1: Write the proportion equation
358,958.25 : 555,745.50 = 555,745.50 : x - Step 2: Convert to fraction form
358,958.25/555,745.50 = 555,745.50/x - Step 3: Cross multiply
358,958.25x = 555,745.50 × 555,745.50 - Step 4: Simplify right side
358,958.25x = 308,853,060,770.25 - Step 5: Solve for x
x = 308,853,060,770.25/358,958.25 - Step 6: Final answer
x = 860,414.99
Related Problems
Find third proportional to 179,479.13 and 277,872.75
Half scale
Find third proportional to 717,916.50 and 1,111,491
Double scale
Find third proportional to 358,960 and 555,749
Similar ratio
Find third proportional to 538,437.38 and 833,618.25
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.