Home / 503.46-694.73-282.40

Finding the Fourth Proportional to 503.46, 694.73 and 282.40

Calculator

Solution

The fourth proportional to 503.46, 694.73 and 282.40 is: 389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.46 : 694.73 = 282.40 : x
  2. Step 2: Convert to fraction form
    503.46/694.73 = 282.40/x
  3. Step 3: Cross multiply
    503.46x = 694.73 × 282.40
  4. Step 4: Simplify right side
    503.46x = 196,191.75
  5. Step 5: Solve for x
    x = 196,191.75/503.46
  6. Step 6: Final answer
    x = 389.69

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.