Finding the Fourth Proportional to 377, 565.44 and 223
Calculator
Solution
The fourth proportional to 377, 565.44 and 223 is: 334.46
Step by Step Solution
- Step 1: Write the proportion equation
377 : 565.44 = 223 : x - Step 2: Convert to fraction form
377/565.44 = 223/x - Step 3: Cross multiply
377x = 565.44 × 223 - Step 4: Simplify right side
377x = 126,093.12 - Step 5: Solve for x
x = 126,093.12/377 - Step 6: Final answer
x = 334.46
Related Problems
Find fourth proportional to 188.50, 282.72 and 111.50
Half scale
Find fourth proportional to 754, 1,130.88 and 446
Double scale
Find fourth proportional to 378, 566.94 and 224
Similar ratio
Find fourth proportional to 565.50, 848.16 and 334.50
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.