Home / 611.72-917.88-246.77

Finding the Fourth Proportional to 611.72, 917.88 and 246.77

Calculator

Solution

The fourth proportional to 611.72, 917.88 and 246.77 is: 370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    611.72 : 917.88 = 246.77 : x
  2. Step 2: Convert to fraction form
    611.72/917.88 = 246.77/x
  3. Step 3: Cross multiply
    611.72x = 917.88 × 246.77
  4. Step 4: Simplify right side
    611.72x = 226,505.25
  5. Step 5: Solve for x
    x = 226,505.25/611.72
  6. Step 6: Final answer
    x = 370.28

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.