Home / 1,019.14-1,406.37-626.02

Finding the Fourth Proportional to 1,019.14, 1,406.37 and 626.02

Calculator

Solution

The fourth proportional to 1,019.14, 1,406.37 and 626.02 is: 863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019.14 : 1,406.37 = 626.02 : x
  2. Step 2: Convert to fraction form
    1,019.14/1,406.37 = 626.02/x
  3. Step 3: Cross multiply
    1,019.14x = 1,406.37 × 626.02
  4. Step 4: Simplify right side
    1,019.14x = 880,415.75
  5. Step 5: Solve for x
    x = 880,415.75/1,019.14
  6. Step 6: Final answer
    x = 863.88

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.