Home / 342.48-472.60-202.59

Finding the Fourth Proportional to 342.48, 472.60 and 202.59

Calculator

Solution

The fourth proportional to 342.48, 472.60 and 202.59 is: 279.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    342.48 : 472.60 = 202.59 : x
  2. Step 2: Convert to fraction form
    342.48/472.60 = 202.59/x
  3. Step 3: Cross multiply
    342.48x = 472.60 × 202.59
  4. Step 4: Simplify right side
    342.48x = 95,744.29
  5. Step 5: Solve for x
    x = 95,744.29/342.48
  6. Step 6: Final answer
    x = 279.56

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.