Home / 383,362.95-529,044.45-211,287.22

Finding the Fourth Proportional to 383,362.95, 529,044.45 and 211,287.22

Calculator

Solution

The fourth proportional to 383,362.95, 529,044.45 and 211,287.22 is: 291,578.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,362.95 : 529,044.45 = 211,287.22 : x
  2. Step 2: Convert to fraction form
    383,362.95/529,044.45 = 211,287.22/x
  3. Step 3: Cross multiply
    383,362.95x = 529,044.45 × 211,287.22
  4. Step 4: Simplify right side
    383,362.95x = 111,780,331,096.93
  5. Step 5: Solve for x
    x = 111,780,331,096.93/383,362.95
  6. Step 6: Final answer
    x = 291,578.34

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.