Home / 619,401.30-929,793.15-578,793.30

Finding the Fourth Proportional to 619,401.30, 929,793.15 and 578,793.30

Calculator

Solution

The fourth proportional to 619,401.30, 929,793.15 and 578,793.30 is: 868,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,401.30 : 929,793.15 = 578,793.30 : x
  2. Step 2: Convert to fraction form
    619,401.30/929,793.15 = 578,793.30/x
  3. Step 3: Cross multiply
    619,401.30x = 929,793.15 × 578,793.30
  4. Step 4: Simplify right side
    619,401.30x = 538,158,045,605.90
  5. Step 5: Solve for x
    x = 538,158,045,605.90/619,401.30
  6. Step 6: Final answer
    x = 868,835.83

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.