Home / 875.98-1,314.22-259.67

Finding the Fourth Proportional to 875.98, 1,314.22 and 259.67

Calculator

Solution

The fourth proportional to 875.98, 1,314.22 and 259.67 is: 389.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    875.98 : 1,314.22 = 259.67 : x
  2. Step 2: Convert to fraction form
    875.98/1,314.22 = 259.67/x
  3. Step 3: Cross multiply
    875.98x = 1,314.22 × 259.67
  4. Step 4: Simplify right side
    875.98x = 341,265.90
  5. Step 5: Solve for x
    x = 341,265.90/875.98
  6. Step 6: Final answer
    x = 389.58

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.