Finding the Fourth Proportional to 351,564.09, 527,377.28 and 98,846.79
Calculator
Solution
The fourth proportional to 351,564.09, 527,377.28 and 98,846.79 is: 148,278.94
Step by Step Solution
- Step 1: Write the proportion equation
351,564.09 : 527,377.28 = 98,846.79 : x - Step 2: Convert to fraction form
351,564.09/527,377.28 = 98,846.79/x - Step 3: Cross multiply
351,564.09x = 527,377.28 × 98,846.79 - Step 4: Simplify right side
351,564.09x = 52,129,551,494.05 - Step 5: Solve for x
x = 52,129,551,494.05/351,564.09 - Step 6: Final answer
x = 148,278.94
Related Problems
Find fourth proportional to 175,782.05, 263,688.64 and 49,423.40
Half scale
Find fourth proportional to 703,128.18, 1,054,754.57 and 197,693.58
Double scale
Find fourth proportional to 351,565.09, 527,378.78 and 98,847.79
Similar ratio
Find fourth proportional to 527,346.14, 791,065.92 and 148,270.19
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.