Home / 616.45-923.05-372.64

Finding the Fourth Proportional to 616.45, 923.05 and 372.64

Calculator

Solution

The fourth proportional to 616.45, 923.05 and 372.64 is: 557.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.45 : 923.05 = 372.64 : x
  2. Step 2: Convert to fraction form
    616.45/923.05 = 372.64/x
  3. Step 3: Cross multiply
    616.45x = 923.05 × 372.64
  4. Step 4: Simplify right side
    616.45x = 343,965.35
  5. Step 5: Solve for x
    x = 343,965.35/616.45
  6. Step 6: Final answer
    x = 557.98

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.