Finding the Fourth Proportional to 716,474.88, 1,074,673.44 and 217,800
Calculator
Solution
The fourth proportional to 716,474.88, 1,074,673.44 and 217,800 is: 326,688.18
Step by Step Solution
- Step 1: Write the proportion equation
716,474.88 : 1,074,673.44 = 217,800 : x - Step 2: Convert to fraction form
716,474.88/1,074,673.44 = 217,800/x - Step 3: Cross multiply
716,474.88x = 1,074,673.44 × 217,800 - Step 4: Simplify right side
716,474.88x = 234,063,875,232 - Step 5: Solve for x
x = 234,063,875,232/716,474.88 - Step 6: Final answer
x = 326,688.18
Related Problems
Find fourth proportional to 358,237.44, 537,336.72 and 108,900
Half scale
Find fourth proportional to 1,432,949.76, 2,149,346.88 and 435,600
Double scale
Find fourth proportional to 716,475.88, 1,074,674.94 and 217,801
Similar ratio
Find fourth proportional to 1,074,712.32, 1,612,010.16 and 326,700
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.