Home / 285,658.84-394,209.12-158,334.04

Finding the Fourth Proportional to 285,658.84, 394,209.12 and 158,334.04

Calculator

Solution

The fourth proportional to 285,658.84, 394,209.12 and 158,334.04 is: 218,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,658.84 : 394,209.12 = 158,334.04 : x
  2. Step 2: Convert to fraction form
    285,658.84/394,209.12 = 158,334.04/x
  3. Step 3: Cross multiply
    285,658.84x = 394,209.12 × 158,334.04
  4. Step 4: Simplify right side
    285,658.84x = 62,416,722,574.44
  5. Step 5: Solve for x
    x = 62,416,722,574.44/285,658.84
  6. Step 6: Final answer
    x = 218,500.93

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.