Home / 558.74-837.77-266.33

Finding the Fourth Proportional to 558.74, 837.77 and 266.33

Calculator

Solution

The fourth proportional to 558.74, 837.77 and 266.33 is: 399.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.74 : 837.77 = 266.33 : x
  2. Step 2: Convert to fraction form
    558.74/837.77 = 266.33/x
  3. Step 3: Cross multiply
    558.74x = 837.77 × 266.33
  4. Step 4: Simplify right side
    558.74x = 223,117.76
  5. Step 5: Solve for x
    x = 223,117.76/558.74
  6. Step 6: Final answer
    x = 399.33

Related Problems

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.