Finding the Fourth Proportional to 439,444.24, 605,348.43 and 374,702.77
Calculator
Solution
The fourth proportional to 439,444.24, 605,348.43 and 374,702.77 is: 516,164.99
Step by Step Solution
- Step 1: Write the proportion equation
439,444.24 : 605,348.43 = 374,702.77 : x - Step 2: Convert to fraction form
439,444.24/605,348.43 = 374,702.77/x - Step 3: Cross multiply
439,444.24x = 605,348.43 × 374,702.77 - Step 4: Simplify right side
439,444.24x = 226,825,733,536.15 - Step 5: Solve for x
x = 226,825,733,536.15/439,444.24 - Step 6: Final answer
x = 516,164.99
Related Problems
Find fourth proportional to 219,722.12, 302,674.22 and 187,351.39
Half scale
Find fourth proportional to 878,888.48, 1,210,696.86 and 749,405.54
Double scale
Find fourth proportional to 439,445.24, 605,349.81 and 374,703.77
Similar ratio
Find fourth proportional to 659,166.36, 908,022.65 and 562,054.16
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.