Finding the Fourth Proportional to 1,104,419.16, 1,656,631.08 and 305,703
Calculator
Solution
The fourth proportional to 1,104,419.16, 1,656,631.08 and 305,703 is: 458,555.15
Step by Step Solution
- Step 1: Write the proportion equation
1,104,419.16 : 1,656,631.08 = 305,703 : x - Step 2: Convert to fraction form
1,104,419.16/1,656,631.08 = 305,703/x - Step 3: Cross multiply
1,104,419.16x = 1,656,631.08 × 305,703 - Step 4: Simplify right side
1,104,419.16x = 506,437,091,049.24 - Step 5: Solve for x
x = 506,437,091,049.24/1,104,419.16 - Step 6: Final answer
x = 458,555.15
Related Problems
Find fourth proportional to 552,209.58, 828,315.54 and 152,851.50
Half scale
Find fourth proportional to 2,208,838.32, 3,313,262.16 and 611,406
Double scale
Find fourth proportional to 1,104,420.16, 1,656,632.58 and 305,704
Similar ratio
Find fourth proportional to 1,656,628.74, 2,484,946.62 and 458,554.50
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.