Finding the Third Proportional to 247,378.50 and 370,419.75
Calculator
Solution
The third proportional to 247,378.50 and 370,419.75 is: 554,659.32
Step by Step Solution
- Step 1: Write the proportion equation
247,378.50 : 370,419.75 = 370,419.75 : x - Step 2: Convert to fraction form
247,378.50/370,419.75 = 370,419.75/x - Step 3: Cross multiply
247,378.50x = 370,419.75 × 370,419.75 - Step 4: Simplify right side
247,378.50x = 137,210,791,190.06 - Step 5: Solve for x
x = 137,210,791,190.06/247,378.50 - Step 6: Final answer
x = 554,659.32
Related Problems
Find third proportional to 123,689.25 and 185,209.88
Half scale
Find third proportional to 494,757 and 740,839.50
Double scale
Find third proportional to 247,381 and 370,423
Similar ratio
Find third proportional to 371,067.75 and 555,629.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.