Home / 916.82-1,265.16-523.88

Finding the Fourth Proportional to 916.82, 1,265.16 and 523.88

Calculator

Solution

The fourth proportional to 916.82, 1,265.16 and 523.88 is: 722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    916.82 : 1,265.16 = 523.88 : x
  2. Step 2: Convert to fraction form
    916.82/1,265.16 = 523.88/x
  3. Step 3: Cross multiply
    916.82x = 1,265.16 × 523.88
  4. Step 4: Simplify right side
    916.82x = 662,792.02
  5. Step 5: Solve for x
    x = 662,792.02/916.82
  6. Step 6: Final answer
    x = 722.92

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.