Finding the Fourth Proportional to 995,489.70, 1,493,234.55 and 247,535.70
Calculator
Solution
The fourth proportional to 995,489.70, 1,493,234.55 and 247,535.70 is: 371,303.55
Step by Step Solution
- Step 1: Write the proportion equation
995,489.70 : 1,493,234.55 = 247,535.70 : x - Step 2: Convert to fraction form
995,489.70/1,493,234.55 = 247,535.70/x - Step 3: Cross multiply
995,489.70x = 1,493,234.55 × 247,535.70 - Step 4: Simplify right side
995,489.70x = 369,628,859,598.44 - Step 5: Solve for x
x = 369,628,859,598.44/995,489.70 - Step 6: Final answer
x = 371,303.55
Related Problems
Find fourth proportional to 497,744.85, 746,617.28 and 123,767.85
Half scale
Find fourth proportional to 1,990,979.40, 2,986,469.10 and 495,071.40
Double scale
Find fourth proportional to 995,490.70, 1,493,236.05 and 247,536.70
Similar ratio
Find fourth proportional to 1,493,234.55, 2,239,851.83 and 371,303.55
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.