Home / 694.92-959.40-433.20

Finding the Fourth Proportional to 694.92, 959.40 and 433.20

Calculator

Solution

The fourth proportional to 694.92, 959.40 and 433.20 is: 598.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    694.92 : 959.40 = 433.20 : x
  2. Step 2: Convert to fraction form
    694.92/959.40 = 433.20/x
  3. Step 3: Cross multiply
    694.92x = 959.40 × 433.20
  4. Step 4: Simplify right side
    694.92x = 415,612.08
  5. Step 5: Solve for x
    x = 415,612.08/694.92
  6. Step 6: Final answer
    x = 598.07

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.