Home / 396,390.22-594,676.14-171,788.38

Finding the Fourth Proportional to 396,390.22, 594,676.14 and 171,788.38

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Solution

The fourth proportional to 396,390.22, 594,676.14 and 171,788.38 is: 257,721.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,390.22 : 594,676.14 = 171,788.38 : x
  2. Step 2: Convert to fraction form
    396,390.22/594,676.14 = 171,788.38/x
  3. Step 3: Cross multiply
    396,390.22x = 594,676.14 × 171,788.38
  4. Step 4: Simplify right side
    396,390.22x = 102,158,450,715.25
  5. Step 5: Solve for x
    x = 102,158,450,715.25/396,390.22
  6. Step 6: Final answer
    x = 257,721.93

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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.