Home / 405,879.36-609,029.04-294,479.06

Finding the Fourth Proportional to 405,879.36, 609,029.04 and 294,479.06

Calculator

Solution

The fourth proportional to 405,879.36, 609,029.04 and 294,479.06 is: 441,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,879.36 : 609,029.04 = 294,479.06 : x
  2. Step 2: Convert to fraction form
    405,879.36/609,029.04 = 294,479.06/x
  3. Step 3: Cross multiply
    405,879.36x = 609,029.04 × 294,479.06
  4. Step 4: Simplify right side
    405,879.36x = 179,346,299,211.90
  5. Step 5: Solve for x
    x = 179,346,299,211.90/405,879.36
  6. Step 6: Final answer
    x = 441,870.95

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.