Home / 397,712.50-548,843.34-218,864.50

Finding the Fourth Proportional to 397,712.50, 548,843.34 and 218,864.50

Calculator

Solution

The fourth proportional to 397,712.50, 548,843.34 and 218,864.50 is: 302,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,712.50 : 548,843.34 = 218,864.50 : x
  2. Step 2: Convert to fraction form
    397,712.50/548,843.34 = 218,864.50/x
  3. Step 3: Cross multiply
    397,712.50x = 548,843.34 × 218,864.50
  4. Step 4: Simplify right side
    397,712.50x = 120,122,323,187.43
  5. Step 5: Solve for x
    x = 120,122,323,187.43/397,712.50
  6. Step 6: Final answer
    x = 302,033.06

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.