Home / 501,047.28-691,488.77-274,736.52

Finding the Fourth Proportional to 501,047.28, 691,488.77 and 274,736.52

Calculator

Solution

The fourth proportional to 501,047.28, 691,488.77 and 274,736.52 is: 379,160.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,047.28 : 691,488.77 = 274,736.52 : x
  2. Step 2: Convert to fraction form
    501,047.28/691,488.77 = 274,736.52/x
  3. Step 3: Cross multiply
    501,047.28x = 691,488.77 × 274,736.52
  4. Step 4: Simplify right side
    501,047.28x = 189,977,216,915.20
  5. Step 5: Solve for x
    x = 189,977,216,915.20/501,047.28
  6. Step 6: Final answer
    x = 379,160.26

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.