Home / 568.95-785.96-439.62

Finding the Fourth Proportional to 568.95, 785.96 and 439.62

Calculator

Solution

The fourth proportional to 568.95, 785.96 and 439.62 is: 607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.95 : 785.96 = 439.62 : x
  2. Step 2: Convert to fraction form
    568.95/785.96 = 439.62/x
  3. Step 3: Cross multiply
    568.95x = 785.96 × 439.62
  4. Step 4: Simplify right side
    568.95x = 345,521.54
  5. Step 5: Solve for x
    x = 345,521.54/568.95
  6. Step 6: Final answer
    x = 607.30

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.