Finding the Fourth Proportional to 377.00, 519.98 and 237
Calculator
Solution
The fourth proportional to 377.00, 519.98 and 237 is: 326.89
Step by Step Solution
- Step 1: Write the proportion equation
377.00 : 519.98 = 237 : x - Step 2: Convert to fraction form
377.00/519.98 = 237/x - Step 3: Cross multiply
377.00x = 519.98 × 237 - Step 4: Simplify right side
377.00x = 123,234.08 - Step 5: Solve for x
x = 123,234.08/377.00 - Step 6: Final answer
x = 326.89
Related Problems
Find fourth proportional to 188.50, 259.99 and 118.50
Half scale
Find fourth proportional to 753.99, 1,039.95 and 474
Double scale
Find fourth proportional to 378, 521.35 and 238
Similar ratio
Find fourth proportional to 565.49, 779.96 and 355.50
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.