Home / 396,421.02-594,632.93-115,938.27

Finding the Fourth Proportional to 396,421.02, 594,632.93 and 115,938.27

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Solution

The fourth proportional to 396,421.02, 594,632.93 and 115,938.27 is: 173,907.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,421.02 : 594,632.93 = 115,938.27 : x
  2. Step 2: Convert to fraction form
    396,421.02/594,632.93 = 115,938.27/x
  3. Step 3: Cross multiply
    396,421.02x = 594,632.93 × 115,938.27
  4. Step 4: Simplify right side
    396,421.02x = 68,940,712,609.54
  5. Step 5: Solve for x
    x = 68,940,712,609.54/396,421.02
  6. Step 6: Final answer
    x = 173,907.81

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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.