Home / 846.38-1,269.74-499.54

Finding the Fourth Proportional to 846.38, 1,269.74 and 499.54

Calculator

Solution

The fourth proportional to 846.38, 1,269.74 and 499.54 is: 749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    846.38 : 1,269.74 = 499.54 : x
  2. Step 2: Convert to fraction form
    846.38/1,269.74 = 499.54/x
  3. Step 3: Cross multiply
    846.38x = 1,269.74 × 499.54
  4. Step 4: Simplify right side
    846.38x = 634,285.92
  5. Step 5: Solve for x
    x = 634,285.92/846.38
  6. Step 6: Final answer
    x = 749.41

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.