Home / 357.59-493.31-210.13

Finding the Fourth Proportional to 357.59, 493.31 and 210.13

Calculator

Solution

The fourth proportional to 357.59, 493.31 and 210.13 is: 289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.59 : 493.31 = 210.13 : x
  2. Step 2: Convert to fraction form
    357.59/493.31 = 210.13/x
  3. Step 3: Cross multiply
    357.59x = 493.31 × 210.13
  4. Step 4: Simplify right side
    357.59x = 103,658.52
  5. Step 5: Solve for x
    x = 103,658.52/357.59
  6. Step 6: Final answer
    x = 289.88

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.