Finding the Third Proportional to 435,402 and 672,520
Calculator
Solution
The third proportional to 435,402 and 672,520 is: 1,038,771.41
Step by Step Solution
- Step 1: Write the proportion equation
435,402 : 672,520 = 672,520 : x - Step 2: Convert to fraction form
435,402/672,520 = 672,520/x - Step 3: Cross multiply
435,402x = 672,520 × 672,520 - Step 4: Simplify right side
435,402x = 452,283,150,400 - Step 5: Solve for x
x = 452,283,150,400/435,402 - Step 6: Final answer
x = 1,038,771.41
Related Problems
Find third proportional to 217,701 and 336,260
Half scale
Find third proportional to 870,804 and 1,345,040
Double scale
Find third proportional to 435,404 and 672,523
Similar ratio
Find third proportional to 653,103 and 1,008,780
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.