Home / 556.31-834.49-474.64

Finding the Fourth Proportional to 556.31, 834.49 and 474.64

Calculator

Solution

The fourth proportional to 556.31, 834.49 and 474.64 is: 711.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.31 : 834.49 = 474.64 : x
  2. Step 2: Convert to fraction form
    556.31/834.49 = 474.64/x
  3. Step 3: Cross multiply
    556.31x = 834.49 × 474.64
  4. Step 4: Simplify right side
    556.31x = 396,079.96
  5. Step 5: Solve for x
    x = 396,079.96/556.31
  6. Step 6: Final answer
    x = 711.98

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.