Home / 623.32-860.18-343.56

Finding the Fourth Proportional to 623.32, 860.18 and 343.56

Calculator

Solution

The fourth proportional to 623.32, 860.18 and 343.56 is: 474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    623.32 : 860.18 = 343.56 : x
  2. Step 2: Convert to fraction form
    623.32/860.18 = 343.56/x
  3. Step 3: Cross multiply
    623.32x = 860.18 × 343.56
  4. Step 4: Simplify right side
    623.32x = 295,518.93
  5. Step 5: Solve for x
    x = 295,518.93/623.32
  6. Step 6: Final answer
    x = 474.10

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.