Home / 561,820.44-775,122.28-319,931.52

Finding the Fourth Proportional to 561,820.44, 775,122.28 and 319,931.52

Calculator

Solution

The fourth proportional to 561,820.44, 775,122.28 and 319,931.52 is: 441,397.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,820.44 : 775,122.28 = 319,931.52 : x
  2. Step 2: Convert to fraction form
    561,820.44/775,122.28 = 319,931.52/x
  3. Step 3: Cross multiply
    561,820.44x = 775,122.28 × 319,931.52
  4. Step 4: Simplify right side
    561,820.44x = 247,986,049,226.27
  5. Step 5: Solve for x
    x = 247,986,049,226.27/561,820.44
  6. Step 6: Final answer
    x = 441,397.34

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.