Home / 654.63-981.91-167.67

Finding the Fourth Proportional to 654.63, 981.91 and 167.67

Calculator

Solution

The fourth proportional to 654.63, 981.91 and 167.67 is: 251.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    654.63 : 981.91 = 167.67 : x
  2. Step 2: Convert to fraction form
    654.63/981.91 = 167.67/x
  3. Step 3: Cross multiply
    654.63x = 981.91 × 167.67
  4. Step 4: Simplify right side
    654.63x = 164,636.85
  5. Step 5: Solve for x
    x = 164,636.85/654.63
  6. Step 6: Final answer
    x = 251.50

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.