Home / 268.60-402.90-237.64

Finding the Fourth Proportional to 268.60, 402.90 and 237.64

Calculator

Solution

The fourth proportional to 268.60, 402.90 and 237.64 is: 356.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.60 : 402.90 = 237.64 : x
  2. Step 2: Convert to fraction form
    268.60/402.90 = 237.64/x
  3. Step 3: Cross multiply
    268.60x = 402.90 × 237.64
  4. Step 4: Simplify right side
    268.60x = 95,745.16
  5. Step 5: Solve for x
    x = 95,745.16/268.60
  6. Step 6: Final answer
    x = 356.46

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.