Home / 307.43-423.83-224.54

Finding the Fourth Proportional to 307.43, 423.83 and 224.54

Calculator

Solution

The fourth proportional to 307.43, 423.83 and 224.54 is: 309.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    307.43 : 423.83 = 224.54 : x
  2. Step 2: Convert to fraction form
    307.43/423.83 = 224.54/x
  3. Step 3: Cross multiply
    307.43x = 423.83 × 224.54
  4. Step 4: Simplify right side
    307.43x = 95,165.14
  5. Step 5: Solve for x
    x = 95,165.14/307.43
  6. Step 6: Final answer
    x = 309.55

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.