Home / 625,771.05-863,558.85-353,892.33

Finding the Fourth Proportional to 625,771.05, 863,558.85 and 353,892.33

Calculator

Solution

The fourth proportional to 625,771.05, 863,558.85 and 353,892.33 is: 488,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,771.05 : 863,558.85 = 353,892.33 : x
  2. Step 2: Convert to fraction form
    625,771.05/863,558.85 = 353,892.33/x
  3. Step 3: Cross multiply
    625,771.05x = 863,558.85 × 353,892.33
  4. Step 4: Simplify right side
    625,771.05x = 305,606,853,518.62
  5. Step 5: Solve for x
    x = 305,606,853,518.62/625,771.05
  6. Step 6: Final answer
    x = 488,368.48

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.