Home / 803.02-1,204.38-225.76

Finding the Fourth Proportional to 803.02, 1,204.38 and 225.76

Calculator

Solution

The fourth proportional to 803.02, 1,204.38 and 225.76 is: 338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    803.02 : 1,204.38 = 225.76 : x
  2. Step 2: Convert to fraction form
    803.02/1,204.38 = 225.76/x
  3. Step 3: Cross multiply
    803.02x = 1,204.38 × 225.76
  4. Step 4: Simplify right side
    803.02x = 271,900.83
  5. Step 5: Solve for x
    x = 271,900.83/803.02
  6. Step 6: Final answer
    x = 338.60

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.