Home / 561,705.44-775,158.66-319,984.43

Finding the Fourth Proportional to 561,705.44, 775,158.66 and 319,984.43

Calculator

Solution

The fourth proportional to 561,705.44, 775,158.66 and 319,984.43 is: 441,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,705.44 : 775,158.66 = 319,984.43 : x
  2. Step 2: Convert to fraction form
    561,705.44/775,158.66 = 319,984.43/x
  3. Step 3: Cross multiply
    561,705.44x = 775,158.66 × 319,984.43
  4. Step 4: Simplify right side
    561,705.44x = 248,038,698,103.87
  5. Step 5: Solve for x
    x = 248,038,698,103.87/561,705.44
  6. Step 6: Final answer
    x = 441,581.45

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.