Home / 1,441.64-1,988.26-888.68

Finding the Fourth Proportional to 1,441.64, 1,988.26 and 888.68

Calculator

Solution

The fourth proportional to 1,441.64, 1,988.26 and 888.68 is: 1,225.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441.64 : 1,988.26 = 888.68 : x
  2. Step 2: Convert to fraction form
    1,441.64/1,988.26 = 888.68/x
  3. Step 3: Cross multiply
    1,441.64x = 1,988.26 × 888.68
  4. Step 4: Simplify right side
    1,441.64x = 1,766,926.90
  5. Step 5: Solve for x
    x = 1,766,926.90/1,441.64
  6. Step 6: Final answer
    x = 1,225.64

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.