Home / 632.65-948.97-285.92

Finding the Fourth Proportional to 632.65, 948.97 and 285.92

Calculator

Solution

The fourth proportional to 632.65, 948.97 and 285.92 is: 428.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.65 : 948.97 = 285.92 : x
  2. Step 2: Convert to fraction form
    632.65/948.97 = 285.92/x
  3. Step 3: Cross multiply
    632.65x = 948.97 × 285.92
  4. Step 4: Simplify right side
    632.65x = 271,329.50
  5. Step 5: Solve for x
    x = 271,329.50/632.65
  6. Step 6: Final answer
    x = 428.88

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.