Home / 573.46-858.18-411.46

Finding the Fourth Proportional to 573.46, 858.18 and 411.46

Calculator

Solution

The fourth proportional to 573.46, 858.18 and 411.46 is: 615.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.46 : 858.18 = 411.46 : x
  2. Step 2: Convert to fraction form
    573.46/858.18 = 411.46/x
  3. Step 3: Cross multiply
    573.46x = 858.18 × 411.46
  4. Step 4: Simplify right side
    573.46x = 353,106.74
  5. Step 5: Solve for x
    x = 353,106.74/573.46
  6. Step 6: Final answer
    x = 615.75

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.