Home / 450.74-676.12-176.76

Finding the Fourth Proportional to 450.74, 676.12 and 176.76

Calculator

Solution

The fourth proportional to 450.74, 676.12 and 176.76 is: 265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    450.74 : 676.12 = 176.76 : x
  2. Step 2: Convert to fraction form
    450.74/676.12 = 176.76/x
  3. Step 3: Cross multiply
    450.74x = 676.12 × 176.76
  4. Step 4: Simplify right side
    450.74x = 119,510.97
  5. Step 5: Solve for x
    x = 119,510.97/450.74
  6. Step 6: Final answer
    x = 265.14

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.