Home / 529.95-794.38-285.96

Finding the Fourth Proportional to 529.95, 794.38 and 285.96

Calculator

Solution

The fourth proportional to 529.95, 794.38 and 285.96 is: 428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    529.95 : 794.38 = 285.96 : x
  2. Step 2: Convert to fraction form
    529.95/794.38 = 285.96/x
  3. Step 3: Cross multiply
    529.95x = 794.38 × 285.96
  4. Step 4: Simplify right side
    529.95x = 227,160.19
  5. Step 5: Solve for x
    x = 227,160.19/529.95
  6. Step 6: Final answer
    x = 428.64

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.