Home / 507.89-761.67-183.21

Finding the Fourth Proportional to 507.89, 761.67 and 183.21

Calculator

Solution

The fourth proportional to 507.89, 761.67 and 183.21 is: 274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.89 : 761.67 = 183.21 : x
  2. Step 2: Convert to fraction form
    507.89/761.67 = 183.21/x
  3. Step 3: Cross multiply
    507.89x = 761.67 × 183.21
  4. Step 4: Simplify right side
    507.89x = 139,545.56
  5. Step 5: Solve for x
    x = 139,545.56/507.89
  6. Step 6: Final answer
    x = 274.76

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.