Home / 1,017.12-1,525.68-367.85

Finding the Fourth Proportional to 1,017.12, 1,525.68 and 367.85

Calculator

Solution

The fourth proportional to 1,017.12, 1,525.68 and 367.85 is: 551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017.12 : 1,525.68 = 367.85 : x
  2. Step 2: Convert to fraction form
    1,017.12/1,525.68 = 367.85/x
  3. Step 3: Cross multiply
    1,017.12x = 1,525.68 × 367.85
  4. Step 4: Simplify right side
    1,017.12x = 561,213.76
  5. Step 5: Solve for x
    x = 561,213.76/1,017.12
  6. Step 6: Final answer
    x = 551.77

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.