Home / 617.69-925.63-400.82

Finding the Fourth Proportional to 617.69, 925.63 and 400.82

Calculator

Solution

The fourth proportional to 617.69, 925.63 and 400.82 is: 600.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.69 : 925.63 = 400.82 : x
  2. Step 2: Convert to fraction form
    617.69/925.63 = 400.82/x
  3. Step 3: Cross multiply
    617.69x = 925.63 × 400.82
  4. Step 4: Simplify right side
    617.69x = 371,005.39
  5. Step 5: Solve for x
    x = 371,005.39/617.69
  6. Step 6: Final answer
    x = 600.63

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.