Finding the Fourth Proportional to 337.91, 506.93 and 306.99
Calculator
Solution
The fourth proportional to 337.91, 506.93 and 306.99 is: 460.55
Step by Step Solution
- Step 1: Write the proportion equation
337.91 : 506.93 = 306.99 : x - Step 2: Convert to fraction form
337.91/506.93 = 306.99/x - Step 3: Cross multiply
337.91x = 506.93 × 306.99 - Step 4: Simplify right side
337.91x = 155,620.91 - Step 5: Solve for x
x = 155,620.91/337.91 - Step 6: Final answer
x = 460.55
Related Problems
Find fourth proportional to 168.95, 253.46 and 153.50
Half scale
Find fourth proportional to 675.81, 1,013.85 and 613.98
Double scale
Find fourth proportional to 338.91, 508.43 and 307.99
Similar ratio
Find fourth proportional to 506.86, 760.39 and 460.49
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.