Finding the Third Proportional to 369,479.25 and 556,861.50
Calculator
Solution
The third proportional to 369,479.25 and 556,861.50 is: 839,275.09
Step by Step Solution
- Step 1: Write the proportion equation
369,479.25 : 556,861.50 = 556,861.50 : x - Step 2: Convert to fraction form
369,479.25/556,861.50 = 556,861.50/x - Step 3: Cross multiply
369,479.25x = 556,861.50 × 556,861.50 - Step 4: Simplify right side
369,479.25x = 310,094,730,182.25 - Step 5: Solve for x
x = 310,094,730,182.25/369,479.25 - Step 6: Final answer
x = 839,275.09
Related Problems
Find third proportional to 184,739.63 and 278,430.75
Half scale
Find third proportional to 738,958.50 and 1,113,723
Double scale
Find third proportional to 369,481 and 556,865
Similar ratio
Find third proportional to 554,218.88 and 835,292.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.