Home / 1,273.74-1,911.22-624.12

Finding the Fourth Proportional to 1,273.74, 1,911.22 and 624.12

Calculator

Solution

The fourth proportional to 1,273.74, 1,911.22 and 624.12 is: 936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273.74 : 1,911.22 = 624.12 : x
  2. Step 2: Convert to fraction form
    1,273.74/1,911.22 = 624.12/x
  3. Step 3: Cross multiply
    1,273.74x = 1,911.22 × 624.12
  4. Step 4: Simplify right side
    1,273.74x = 1,192,830.63
  5. Step 5: Solve for x
    x = 1,192,830.63/1,273.74
  6. Step 6: Final answer
    x = 936.48

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.