Home / 359,258.20-539,081.70-148,917.40

Finding the Fourth Proportional to 359,258.20, 539,081.70 and 148,917.40

Calculator

Solution

The fourth proportional to 359,258.20, 539,081.70 and 148,917.40 is: 223,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,258.20 : 539,081.70 = 148,917.40 : x
  2. Step 2: Convert to fraction form
    359,258.20/539,081.70 = 148,917.40/x
  3. Step 3: Cross multiply
    359,258.20x = 539,081.70 × 148,917.40
  4. Step 4: Simplify right side
    359,258.20x = 80,278,645,151.58
  5. Step 5: Solve for x
    x = 80,278,645,151.58/359,258.20
  6. Step 6: Final answer
    x = 223,456.68

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.