Finding the Fourth Proportional to 1,096,446.79, 1,644,824.79 and 338,349.97
Calculator
Solution
The fourth proportional to 1,096,446.79, 1,644,824.79 and 338,349.97 is: 507,572.66
Step by Step Solution
- Step 1: Write the proportion equation
1,096,446.79 : 1,644,824.79 = 338,349.97 : x - Step 2: Convert to fraction form
1,096,446.79/1,644,824.79 = 338,349.97/x - Step 3: Cross multiply
1,096,446.79x = 1,644,824.79 × 338,349.97 - Step 4: Simplify right side
1,096,446.79x = 556,526,414,239.69 - Step 5: Solve for x
x = 556,526,414,239.69/1,096,446.79 - Step 6: Final answer
x = 507,572.66
Related Problems
Find fourth proportional to 548,223.39, 822,412.40 and 169,174.98
Half scale
Find fourth proportional to 2,192,893.58, 3,289,649.58 and 676,699.94
Double scale
Find fourth proportional to 1,096,447.79, 1,644,826.29 and 338,350.97
Similar ratio
Find fourth proportional to 1,644,670.18, 2,467,237.19 and 507,524.95
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.