Finding the Fourth Proportional to 599.84, 827.99 and 507.08
Calculator
Solution
The fourth proportional to 599.84, 827.99 and 507.08 is: 699.94
Step by Step Solution
- Step 1: Write the proportion equation
599.84 : 827.99 = 507.08 : x - Step 2: Convert to fraction form
599.84/827.99 = 507.08/x - Step 3: Cross multiply
599.84x = 827.99 × 507.08 - Step 4: Simplify right side
599.84x = 419,853.95 - Step 5: Solve for x
x = 419,853.95/599.84 - Step 6: Final answer
x = 699.94
Related Problems
Find fourth proportional to 299.92, 413.99 and 253.54
Half scale
Find fourth proportional to 1,199.68, 1,655.98 and 1,014.15
Double scale
Find fourth proportional to 600.84, 829.37 and 508.08
Similar ratio
Find fourth proportional to 899.76, 1,241.98 and 760.62
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.