Home / 801,919.62-1,202,519.91-477,860.55

Finding the Fourth Proportional to 801,919.62, 1,202,519.91 and 477,860.55

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Solution

The fourth proportional to 801,919.62, 1,202,519.91 and 477,860.55 is: 716,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,919.62 : 1,202,519.91 = 477,860.55 : x
  2. Step 2: Convert to fraction form
    801,919.62/1,202,519.91 = 477,860.55/x
  3. Step 3: Cross multiply
    801,919.62x = 1,202,519.91 × 477,860.55
  4. Step 4: Simplify right side
    801,919.62x = 574,636,825,578.55
  5. Step 5: Solve for x
    x = 574,636,825,578.55/801,919.62
  6. Step 6: Final answer
    x = 716,576.59

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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.