Home / 1,504.60-2,257.98-639.52

Finding the Fourth Proportional to 1,504.60, 2,257.98 and 639.52

Calculator

Solution

The fourth proportional to 1,504.60, 2,257.98 and 639.52 is: 959.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.60 : 2,257.98 = 639.52 : x
  2. Step 2: Convert to fraction form
    1,504.60/2,257.98 = 639.52/x
  3. Step 3: Cross multiply
    1,504.60x = 2,257.98 × 639.52
  4. Step 4: Simplify right side
    1,504.60x = 1,444,023.37
  5. Step 5: Solve for x
    x = 1,444,023.37/1,504.60
  6. Step 6: Final answer
    x = 959.74

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.