Home / 1,287.26-1,929.39-592.47

Finding the Fourth Proportional to 1,287.26, 1,929.39 and 592.47

Calculator

Solution

The fourth proportional to 1,287.26, 1,929.39 and 592.47 is: 888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,287.26 : 1,929.39 = 592.47 : x
  2. Step 2: Convert to fraction form
    1,287.26/1,929.39 = 592.47/x
  3. Step 3: Cross multiply
    1,287.26x = 1,929.39 × 592.47
  4. Step 4: Simplify right side
    1,287.26x = 1,143,096.05
  5. Step 5: Solve for x
    x = 1,143,096.05/1,287.26
  6. Step 6: Final answer
    x = 888.01

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.