Home / 1,280,941.48-1,921,412.22-334,304

Finding the Fourth Proportional to 1,280,941.48, 1,921,412.22 and 334,304

Calculator

Solution

The fourth proportional to 1,280,941.48, 1,921,412.22 and 334,304 is: 501,456

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,941.48 : 1,921,412.22 = 334,304 : x
  2. Step 2: Convert to fraction form
    1,280,941.48/1,921,412.22 = 334,304/x
  3. Step 3: Cross multiply
    1,280,941.48x = 1,921,412.22 × 334,304
  4. Step 4: Simplify right side
    1,280,941.48x = 642,335,790,794.88
  5. Step 5: Solve for x
    x = 642,335,790,794.88/1,280,941.48
  6. Step 6: Final answer
    x = 501,456

Related Problems

Find fourth proportional to 640,470.74, 960,706.11 and 167,152
Half scale
Find fourth proportional to 2,561,882.96, 3,842,824.44 and 668,608
Double scale
Find fourth proportional to 1,280,942.48, 1,921,413.72 and 334,305
Similar ratio
Find fourth proportional to 1,921,412.22, 2,882,118.33 and 501,456
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.