Finding the Fourth Proportional to 402,616.36, 603,578.94 and 224,977.96
Calculator
Solution
The fourth proportional to 402,616.36, 603,578.94 and 224,977.96 is: 337,273.82
Step by Step Solution
- Step 1: Write the proportion equation
402,616.36 : 603,578.94 = 224,977.96 : x - Step 2: Convert to fraction form
402,616.36/603,578.94 = 224,977.96/x - Step 3: Cross multiply
402,616.36x = 603,578.94 × 224,977.96 - Step 4: Simplify right side
402,616.36x = 135,791,958,620.16 - Step 5: Solve for x
x = 135,791,958,620.16/402,616.36 - Step 6: Final answer
x = 337,273.82
Related Problems
Find fourth proportional to 201,308.18, 301,789.47 and 112,488.98
Half scale
Find fourth proportional to 805,232.72, 1,207,157.88 and 449,955.92
Double scale
Find fourth proportional to 402,617.36, 603,580.44 and 224,978.96
Similar ratio
Find fourth proportional to 603,924.54, 905,368.41 and 337,466.94
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.