Home / 474.76-711.89-166.51

Finding the Fourth Proportional to 474.76, 711.89 and 166.51

Calculator

Solution

The fourth proportional to 474.76, 711.89 and 166.51 is: 249.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.76 : 711.89 = 166.51 : x
  2. Step 2: Convert to fraction form
    474.76/711.89 = 166.51/x
  3. Step 3: Cross multiply
    474.76x = 711.89 × 166.51
  4. Step 4: Simplify right side
    474.76x = 118,533.48
  5. Step 5: Solve for x
    x = 118,533.48/474.76
  6. Step 6: Final answer
    x = 249.67

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.