Home / 376,720.10-565,517.55-216,923.30

Finding the Fourth Proportional to 376,720.10, 565,517.55 and 216,923.30

Calculator

Solution

The fourth proportional to 376,720.10, 565,517.55 and 216,923.30 is: 325,636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,720.10 : 565,517.55 = 216,923.30 : x
  2. Step 2: Convert to fraction form
    376,720.10/565,517.55 = 216,923.30/x
  3. Step 3: Cross multiply
    376,720.10x = 565,517.55 × 216,923.30
  4. Step 4: Simplify right side
    376,720.10x = 122,673,933,153.92
  5. Step 5: Solve for x
    x = 122,673,933,153.92/376,720.10
  6. Step 6: Final answer
    x = 325,636.81

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.