Home / 1,363.30-2,044.32-389.18

Finding the Fourth Proportional to 1,363.30, 2,044.32 and 389.18

Calculator

Solution

The fourth proportional to 1,363.30, 2,044.32 and 389.18 is: 583.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.30 : 2,044.32 = 389.18 : x
  2. Step 2: Convert to fraction form
    1,363.30/2,044.32 = 389.18/x
  3. Step 3: Cross multiply
    1,363.30x = 2,044.32 × 389.18
  4. Step 4: Simplify right side
    1,363.30x = 795,608.46
  5. Step 5: Solve for x
    x = 795,608.46/1,363.30
  6. Step 6: Final answer
    x = 583.59

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.