Home / 842.22-1,162.34-510.73

Finding the Fourth Proportional to 842.22, 1,162.34 and 510.73

Calculator

Solution

The fourth proportional to 842.22, 1,162.34 and 510.73 is: 704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842.22 : 1,162.34 = 510.73 : x
  2. Step 2: Convert to fraction form
    842.22/1,162.34 = 510.73/x
  3. Step 3: Cross multiply
    842.22x = 1,162.34 × 510.73
  4. Step 4: Simplify right side
    842.22x = 593,641.91
  5. Step 5: Solve for x
    x = 593,641.91/842.22
  6. Step 6: Final answer
    x = 704.85

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.