Home / 715.01-986.36-616.59

Finding the Fourth Proportional to 715.01, 986.36 and 616.59

Calculator

Solution

The fourth proportional to 715.01, 986.36 and 616.59 is: 850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    715.01 : 986.36 = 616.59 : x
  2. Step 2: Convert to fraction form
    715.01/986.36 = 616.59/x
  3. Step 3: Cross multiply
    715.01x = 986.36 × 616.59
  4. Step 4: Simplify right side
    715.01x = 608,176.63
  5. Step 5: Solve for x
    x = 608,176.63/715.01
  6. Step 6: Final answer
    x = 850.59

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.