Finding the Fourth Proportional to 467,121.79, 644,628.07 and 252,261.84
Calculator
Solution
The fourth proportional to 467,121.79, 644,628.07 and 252,261.84 is: 348,121.34
Step by Step Solution
- Step 1: Write the proportion equation
467,121.79 : 644,628.07 = 252,261.84 : x - Step 2: Convert to fraction form
467,121.79/644,628.07 = 252,261.84/x - Step 3: Cross multiply
467,121.79x = 644,628.07 × 252,261.84 - Step 4: Simplify right side
467,121.79x = 162,615,063,053.85 - Step 5: Solve for x
x = 162,615,063,053.85/467,121.79 - Step 6: Final answer
x = 348,121.34
Related Problems
Find fourth proportional to 233,560.90, 322,314.04 and 126,130.92
Half scale
Find fourth proportional to 934,243.58, 1,289,256.14 and 504,523.68
Double scale
Find fourth proportional to 467,122.79, 644,629.45 and 252,262.84
Similar ratio
Find fourth proportional to 700,682.69, 966,942.11 and 378,392.76
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.