Home / 441,802-662,703-109,378

Finding the Fourth Proportional to 441,802, 662,703 and 109,378

Calculator

Solution

The fourth proportional to 441,802, 662,703 and 109,378 is: 164,067

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,802 : 662,703 = 109,378 : x
  2. Step 2: Convert to fraction form
    441,802/662,703 = 109,378/x
  3. Step 3: Cross multiply
    441,802x = 662,703 × 109,378
  4. Step 4: Simplify right side
    441,802x = 72,485,128,734
  5. Step 5: Solve for x
    x = 72,485,128,734/441,802
  6. Step 6: Final answer
    x = 164,067

Related Problems

Find fourth proportional to 220,901, 331,351.50 and 54,689
Half scale
Find fourth proportional to 883,604, 1,325,406 and 218,756
Double scale
Find fourth proportional to 441,803, 662,704.50 and 109,379
Similar ratio
Find fourth proportional to 662,703, 994,054.50 and 164,067
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.