Home / 396,315.35-594,348.14-130,013.81

Finding the Fourth Proportional to 396,315.35, 594,348.14 and 130,013.81

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Solution

The fourth proportional to 396,315.35, 594,348.14 and 130,013.81 is: 194,979.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,315.35 : 594,348.14 = 130,013.81 : x
  2. Step 2: Convert to fraction form
    396,315.35/594,348.14 = 130,013.81/x
  3. Step 3: Cross multiply
    396,315.35x = 594,348.14 × 130,013.81
  4. Step 4: Simplify right side
    396,315.35x = 77,273,466,147.81
  5. Step 5: Solve for x
    x = 77,273,466,147.81/396,315.35
  6. Step 6: Final answer
    x = 194,979.75

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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.