Home / 1,452.96-2,178.72-528.48

Finding the Fourth Proportional to 1,452.96, 2,178.72 and 528.48

Calculator

Solution

The fourth proportional to 1,452.96, 2,178.72 and 528.48 is: 792.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.96 : 2,178.72 = 528.48 : x
  2. Step 2: Convert to fraction form
    1,452.96/2,178.72 = 528.48/x
  3. Step 3: Cross multiply
    1,452.96x = 2,178.72 × 528.48
  4. Step 4: Simplify right side
    1,452.96x = 1,151,409.95
  5. Step 5: Solve for x
    x = 1,151,409.95/1,452.96
  6. Step 6: Final answer
    x = 792.46

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.