Home / 395,226.11-545,412.35-213,937.47

Finding the Fourth Proportional to 395,226.11, 545,412.35 and 213,937.47

Calculator

Solution

The fourth proportional to 395,226.11, 545,412.35 and 213,937.47 is: 295,233.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,226.11 : 545,412.35 = 213,937.47 : x
  2. Step 2: Convert to fraction form
    395,226.11/545,412.35 = 213,937.47/x
  3. Step 3: Cross multiply
    395,226.11x = 545,412.35 × 213,937.47
  4. Step 4: Simplify right side
    395,226.11x = 116,684,138,800.60
  5. Step 5: Solve for x
    x = 116,684,138,800.60/395,226.11
  6. Step 6: Final answer
    x = 295,233.88

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.