Finding the Fourth Proportional to 544,505.09, 816,923.88 and 278,452.49
Calculator
Solution
The fourth proportional to 544,505.09, 816,923.88 and 278,452.49 is: 417,763.75
Step by Step Solution
- Step 1: Write the proportion equation
544,505.09 : 816,923.88 = 278,452.49 : x - Step 2: Convert to fraction form
544,505.09/816,923.88 = 278,452.49/x - Step 3: Cross multiply
544,505.09x = 816,923.88 × 278,452.49 - Step 4: Simplify right side
544,505.09x = 227,474,484,441.84 - Step 5: Solve for x
x = 227,474,484,441.84/544,505.09 - Step 6: Final answer
x = 417,763.75
Related Problems
Find fourth proportional to 272,252.54, 408,461.94 and 139,226.24
Half scale
Find fourth proportional to 1,089,010.17, 1,633,847.76 and 556,904.97
Double scale
Find fourth proportional to 544,506.09, 816,925.38 and 278,453.49
Similar ratio
Find fourth proportional to 816,757.63, 1,225,385.82 and 417,678.73
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.