Home / 464.41-640.95-268

Finding the Fourth Proportional to 464.41, 640.95 and 268

Calculator

Solution

The fourth proportional to 464.41, 640.95 and 268 is: 369.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.41 : 640.95 = 268 : x
  2. Step 2: Convert to fraction form
    464.41/640.95 = 268/x
  3. Step 3: Cross multiply
    464.41x = 640.95 × 268
  4. Step 4: Simplify right side
    464.41x = 171,774.60
  5. Step 5: Solve for x
    x = 171,774.60/464.41
  6. Step 6: Final answer
    x = 369.88

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.