Home / 346.36-519.09-163.81

Finding the Fourth Proportional to 346.36, 519.09 and 163.81

Calculator

Solution

The fourth proportional to 346.36, 519.09 and 163.81 is: 245.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.36 : 519.09 = 163.81 : x
  2. Step 2: Convert to fraction form
    346.36/519.09 = 163.81/x
  3. Step 3: Cross multiply
    346.36x = 519.09 × 163.81
  4. Step 4: Simplify right side
    346.36x = 85,032.13
  5. Step 5: Solve for x
    x = 85,032.13/346.36
  6. Step 6: Final answer
    x = 245.50

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.