Home / 1,673.04-2,509.33-440.35

Finding the Fourth Proportional to 1,673.04, 2,509.33 and 440.35

Calculator

Solution

The fourth proportional to 1,673.04, 2,509.33 and 440.35 is: 660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673.04 : 2,509.33 = 440.35 : x
  2. Step 2: Convert to fraction form
    1,673.04/2,509.33 = 440.35/x
  3. Step 3: Cross multiply
    1,673.04x = 2,509.33 × 440.35
  4. Step 4: Simplify right side
    1,673.04x = 1,104,975.80
  5. Step 5: Solve for x
    x = 1,104,975.80/1,673.04
  6. Step 6: Final answer
    x = 660.46

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.