Home / 449,508-674,358.72-133,990.08

Finding the Fourth Proportional to 449,508, 674,358.72 and 133,990.08

Calculator

Solution

The fourth proportional to 449,508, 674,358.72 and 133,990.08 is: 201,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,508 : 674,358.72 = 133,990.08 : x
  2. Step 2: Convert to fraction form
    449,508/674,358.72 = 133,990.08/x
  3. Step 3: Cross multiply
    449,508x = 674,358.72 × 133,990.08
  4. Step 4: Simplify right side
    449,508x = 90,357,378,841.50
  5. Step 5: Solve for x
    x = 90,357,378,841.50/449,508
  6. Step 6: Final answer
    x = 201,013.95

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.