Finding the Fourth Proportional to 937,144.13, 1,405,437.64 and 397,392.44
Calculator
Solution
The fourth proportional to 937,144.13, 1,405,437.64 and 397,392.44 is: 595,970.54
Step by Step Solution
- Step 1: Write the proportion equation
937,144.13 : 1,405,437.64 = 397,392.44 : x - Step 2: Convert to fraction form
937,144.13/1,405,437.64 = 397,392.44/x - Step 3: Cross multiply
937,144.13x = 1,405,437.64 × 397,392.44 - Step 4: Simplify right side
937,144.13x = 558,510,293,027.44 - Step 5: Solve for x
x = 558,510,293,027.44/937,144.13 - Step 6: Final answer
x = 595,970.54
Related Problems
Find fourth proportional to 468,572.07, 702,718.82 and 198,696.22
Half scale
Find fourth proportional to 1,874,288.26, 2,810,875.28 and 794,784.88
Double scale
Find fourth proportional to 937,145.13, 1,405,439.14 and 397,393.44
Similar ratio
Find fourth proportional to 1,405,716.20, 2,108,156.46 and 596,088.66
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.