Finding the Fourth Proportional to 586.98, 810.02 and 324.99
Calculator
Solution
The fourth proportional to 586.98, 810.02 and 324.99 is: 448.48
Step by Step Solution
- Step 1: Write the proportion equation
586.98 : 810.02 = 324.99 : x - Step 2: Convert to fraction form
586.98/810.02 = 324.99/x - Step 3: Cross multiply
586.98x = 810.02 × 324.99 - Step 4: Simplify right side
586.98x = 263,249.21 - Step 5: Solve for x
x = 263,249.21/586.98 - Step 6: Final answer
x = 448.48
Related Problems
Find fourth proportional to 293.49, 405.01 and 162.50
Half scale
Find fourth proportional to 1,173.96, 1,620.05 and 649.98
Double scale
Find fourth proportional to 587.98, 811.40 and 325.99
Similar ratio
Find fourth proportional to 880.47, 1,215.03 and 487.49
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.