Home / 354,503.40-531,755.10-167,879.40

Finding the Fourth Proportional to 354,503.40, 531,755.10 and 167,879.40

Calculator

Solution

The fourth proportional to 354,503.40, 531,755.10 and 167,879.40 is: 251,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,503.40 : 531,755.10 = 167,879.40 : x
  2. Step 2: Convert to fraction form
    354,503.40/531,755.10 = 167,879.40/x
  3. Step 3: Cross multiply
    354,503.40x = 531,755.10 × 167,879.40
  4. Step 4: Simplify right side
    354,503.40x = 89,270,727,134.94
  5. Step 5: Solve for x
    x = 89,270,727,134.94/354,503.40
  6. Step 6: Final answer
    x = 251,819.10

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.