Home / 1,226.88-1,840.50-361.08

Finding the Fourth Proportional to 1,226.88, 1,840.50 and 361.08

Calculator

Solution

The fourth proportional to 1,226.88, 1,840.50 and 361.08 is: 541.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.88 : 1,840.50 = 361.08 : x
  2. Step 2: Convert to fraction form
    1,226.88/1,840.50 = 361.08/x
  3. Step 3: Cross multiply
    1,226.88x = 1,840.50 × 361.08
  4. Step 4: Simplify right side
    1,226.88x = 664,567.74
  5. Step 5: Solve for x
    x = 664,567.74/1,226.88
  6. Step 6: Final answer
    x = 541.67

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.