Home / 320,810.76-481,213.98-250,749

Finding the Fourth Proportional to 320,810.76, 481,213.98 and 250,749

Calculator

Solution

The fourth proportional to 320,810.76, 481,213.98 and 250,749 is: 376,121.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,810.76 : 481,213.98 = 250,749 : x
  2. Step 2: Convert to fraction form
    320,810.76/481,213.98 = 250,749/x
  3. Step 3: Cross multiply
    320,810.76x = 481,213.98 × 250,749
  4. Step 4: Simplify right side
    320,810.76x = 120,663,924,271.02
  5. Step 5: Solve for x
    x = 120,663,924,271.02/320,810.76
  6. Step 6: Final answer
    x = 376,121.81

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.