Home / 669,911.80-1,004,867.70-404,191.30

Finding the Fourth Proportional to 669,911.80, 1,004,867.70 and 404,191.30

Calculator

Solution

The fourth proportional to 669,911.80, 1,004,867.70 and 404,191.30 is: 606,286.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,911.80 : 1,004,867.70 = 404,191.30 : x
  2. Step 2: Convert to fraction form
    669,911.80/1,004,867.70 = 404,191.30/x
  3. Step 3: Cross multiply
    669,911.80x = 1,004,867.70 × 404,191.30
  4. Step 4: Simplify right side
    669,911.80x = 406,158,781,991.01
  5. Step 5: Solve for x
    x = 406,158,781,991.01/669,911.80
  6. Step 6: Final answer
    x = 606,286.95

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.