Finding the Third Proportional to 305,898.75 and 620,339.63
Calculator
Solution
The third proportional to 305,898.75 and 620,339.63 is: 1,258,002.04
Step by Step Solution
- Step 1: Write the proportion equation
305,898.75 : 620,339.63 = 620,339.63 : x - Step 2: Convert to fraction form
305,898.75/620,339.63 = 620,339.63/x - Step 3: Cross multiply
305,898.75x = 620,339.63 × 620,339.63 - Step 4: Simplify right side
305,898.75x = 384,821,250,345.14 - Step 5: Solve for x
x = 384,821,250,345.14/305,898.75 - Step 6: Final answer
x = 1,258,002.04
Related Problems
Find third proportional to 152,949.38 and 310,169.81
Half scale
Find third proportional to 611,797.50 and 1,240,679.25
Double scale
Find third proportional to 305,901 and 620,344
Similar ratio
Find third proportional to 458,848.13 and 930,509.44
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.