Home / 699.05-964.62-404.26

Finding the Fourth Proportional to 699.05, 964.62 and 404.26

Calculator

Solution

The fourth proportional to 699.05, 964.62 and 404.26 is: 557.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    699.05 : 964.62 = 404.26 : x
  2. Step 2: Convert to fraction form
    699.05/964.62 = 404.26/x
  3. Step 3: Cross multiply
    699.05x = 964.62 × 404.26
  4. Step 4: Simplify right side
    699.05x = 389,954.87
  5. Step 5: Solve for x
    x = 389,954.87/699.05
  6. Step 6: Final answer
    x = 557.83

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.