Home / 620.04-928.30-473.62

Finding the Fourth Proportional to 620.04, 928.30 and 473.62

Calculator

Solution

The fourth proportional to 620.04, 928.30 and 473.62 is: 709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    620.04 : 928.30 = 473.62 : x
  2. Step 2: Convert to fraction form
    620.04/928.30 = 473.62/x
  3. Step 3: Cross multiply
    620.04x = 928.30 × 473.62
  4. Step 4: Simplify right side
    620.04x = 439,661.45
  5. Step 5: Solve for x
    x = 439,661.45/620.04
  6. Step 6: Final answer
    x = 709.09

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.