Home / 539,738.04-809,465.76-160,556.62

Finding the Fourth Proportional to 539,738.04, 809,465.76 and 160,556.62

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Solution

The fourth proportional to 539,738.04, 809,465.76 and 160,556.62 is: 240,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,738.04 : 809,465.76 = 160,556.62 : x
  2. Step 2: Convert to fraction form
    539,738.04/809,465.76 = 160,556.62/x
  3. Step 3: Cross multiply
    539,738.04x = 809,465.76 × 160,556.62
  4. Step 4: Simplify right side
    539,738.04x = 129,965,086,431.33
  5. Step 5: Solve for x
    x = 129,965,086,431.33/539,738.04
  6. Step 6: Final answer
    x = 240,792.90

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1.5x scale

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.