Home / 346.23-477.80-190.98

Finding the Fourth Proportional to 346.23, 477.80 and 190.98

Calculator

Solution

The fourth proportional to 346.23, 477.80 and 190.98 is: 263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.23 : 477.80 = 190.98 : x
  2. Step 2: Convert to fraction form
    346.23/477.80 = 190.98/x
  3. Step 3: Cross multiply
    346.23x = 477.80 × 190.98
  4. Step 4: Simplify right side
    346.23x = 91,249.29
  5. Step 5: Solve for x
    x = 91,249.29/346.23
  6. Step 6: Final answer
    x = 263.55

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.