Home / 623.26-859.80-374.56

Finding the Fourth Proportional to 623.26, 859.80 and 374.56

Calculator

Solution

The fourth proportional to 623.26, 859.80 and 374.56 is: 516.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    623.26 : 859.80 = 374.56 : x
  2. Step 2: Convert to fraction form
    623.26/859.80 = 374.56/x
  3. Step 3: Cross multiply
    623.26x = 859.80 × 374.56
  4. Step 4: Simplify right side
    623.26x = 322,046.69
  5. Step 5: Solve for x
    x = 322,046.69/623.26
  6. Step 6: Final answer
    x = 516.71

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.