Home / 300,834-415,150.92-179,980.38

Finding the Fourth Proportional to 300,834, 415,150.92 and 179,980.38

Calculator

Solution

The fourth proportional to 300,834, 415,150.92 and 179,980.38 is: 248,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,834 : 415,150.92 = 179,980.38 : x
  2. Step 2: Convert to fraction form
    300,834/415,150.92 = 179,980.38/x
  3. Step 3: Cross multiply
    300,834x = 415,150.92 × 179,980.38
  4. Step 4: Simplify right side
    300,834x = 74,719,020,338.95
  5. Step 5: Solve for x
    x = 74,719,020,338.95/300,834
  6. Step 6: Final answer
    x = 248,372.92

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.