Home / 934.63-1,401.99-285.37

Finding the Fourth Proportional to 934.63, 1,401.99 and 285.37

Calculator

Solution

The fourth proportional to 934.63, 1,401.99 and 285.37 is: 428.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    934.63 : 1,401.99 = 285.37 : x
  2. Step 2: Convert to fraction form
    934.63/1,401.99 = 285.37/x
  3. Step 3: Cross multiply
    934.63x = 1,401.99 × 285.37
  4. Step 4: Simplify right side
    934.63x = 400,085.89
  5. Step 5: Solve for x
    x = 400,085.89/934.63
  6. Step 6: Final answer
    x = 428.07

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.