Home / 962.58-1,328.24-542.88

Finding the Fourth Proportional to 962.58, 1,328.24 and 542.88

Calculator

Solution

The fourth proportional to 962.58, 1,328.24 and 542.88 is: 749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.58 : 1,328.24 = 542.88 : x
  2. Step 2: Convert to fraction form
    962.58/1,328.24 = 542.88/x
  3. Step 3: Cross multiply
    962.58x = 1,328.24 × 542.88
  4. Step 4: Simplify right side
    962.58x = 721,074.93
  5. Step 5: Solve for x
    x = 721,074.93/962.58
  6. Step 6: Final answer
    x = 749.11

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.