Finding the Third Proportional to 422,121.38 and 903,291.75
Calculator
Solution
The third proportional to 422,121.38 and 903,291.75 is: 1,932,941.65
Step by Step Solution
- Step 1: Write the proportion equation
422,121.38 : 903,291.75 = 903,291.75 : x - Step 2: Convert to fraction form
422,121.38/903,291.75 = 903,291.75/x - Step 3: Cross multiply
422,121.38x = 903,291.75 × 903,291.75 - Step 4: Simplify right side
422,121.38x = 815,935,985,618.06 - Step 5: Solve for x
x = 815,935,985,618.06/422,121.38 - Step 6: Final answer
x = 1,932,941.65
Related Problems
Find third proportional to 211,060.69 and 451,645.88
Half scale
Find third proportional to 844,242.75 and 1,806,583.50
Double scale
Find third proportional to 422,123 and 903,296
Similar ratio
Find third proportional to 633,182.06 and 1,354,937.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.