Home / 285,873.40-394,529.52-158,590

Finding the Fourth Proportional to 285,873.40, 394,529.52 and 158,590

Calculator

Solution

The fourth proportional to 285,873.40, 394,529.52 and 158,590 is: 218,867.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,873.40 : 394,529.52 = 158,590 : x
  2. Step 2: Convert to fraction form
    285,873.40/394,529.52 = 158,590/x
  3. Step 3: Cross multiply
    285,873.40x = 394,529.52 × 158,590
  4. Step 4: Simplify right side
    285,873.40x = 62,568,436,576.80
  5. Step 5: Solve for x
    x = 62,568,436,576.80/285,873.40
  6. Step 6: Final answer
    x = 218,867.64

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.