Home / 1,228.66-1,843.82-498.26

Finding the Fourth Proportional to 1,228.66, 1,843.82 and 498.26

Calculator

Solution

The fourth proportional to 1,228.66, 1,843.82 and 498.26 is: 747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228.66 : 1,843.82 = 498.26 : x
  2. Step 2: Convert to fraction form
    1,228.66/1,843.82 = 498.26/x
  3. Step 3: Cross multiply
    1,228.66x = 1,843.82 × 498.26
  4. Step 4: Simplify right side
    1,228.66x = 918,701.75
  5. Step 5: Solve for x
    x = 918,701.75/1,228.66
  6. Step 6: Final answer
    x = 747.73

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.