Home / 868.94-1,303.96-355.94

Finding the Fourth Proportional to 868.94, 1,303.96 and 355.94

Calculator

Solution

The fourth proportional to 868.94, 1,303.96 and 355.94 is: 534.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    868.94 : 1,303.96 = 355.94 : x
  2. Step 2: Convert to fraction form
    868.94/1,303.96 = 355.94/x
  3. Step 3: Cross multiply
    868.94x = 1,303.96 × 355.94
  4. Step 4: Simplify right side
    868.94x = 464,131.52
  5. Step 5: Solve for x
    x = 464,131.52/868.94
  6. Step 6: Final answer
    x = 534.14

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.