Home / 838,611.36-1,157,129.88-494,555.22

Finding the Fourth Proportional to 838,611.36, 1,157,129.88 and 494,555.22

Calculator

Solution

The fourth proportional to 838,611.36, 1,157,129.88 and 494,555.22 is: 682,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,611.36 : 1,157,129.88 = 494,555.22 : x
  2. Step 2: Convert to fraction form
    838,611.36/1,157,129.88 = 494,555.22/x
  3. Step 3: Cross multiply
    838,611.36x = 1,157,129.88 × 494,555.22
  4. Step 4: Simplify right side
    838,611.36x = 572,264,622,371.97
  5. Step 5: Solve for x
    x = 572,264,622,371.97/838,611.36
  6. Step 6: Final answer
    x = 682,395.50

Related Problems

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.