Finding the Fourth Proportional to 416, 574.08 and 232
Calculator
Solution
The fourth proportional to 416, 574.08 and 232 is: 320.16
Step by Step Solution
- Step 1: Write the proportion equation
416 : 574.08 = 232 : x - Step 2: Convert to fraction form
416/574.08 = 232/x - Step 3: Cross multiply
416x = 574.08 × 232 - Step 4: Simplify right side
416x = 133,186.56 - Step 5: Solve for x
x = 133,186.56/416 - Step 6: Final answer
x = 320.16
Related Problems
Find fourth proportional to 208, 287.04 and 116
Half scale
Find fourth proportional to 832, 1,148.16 and 464
Double scale
Find fourth proportional to 417, 575.46 and 233
Similar ratio
Find fourth proportional to 624, 861.12 and 348
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.