Home / 396,934.58-595,421.32-160,247.72

Finding the Fourth Proportional to 396,934.58, 595,421.32 and 160,247.72

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Solution

The fourth proportional to 396,934.58, 595,421.32 and 160,247.72 is: 240,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,934.58 : 595,421.32 = 160,247.72 : x
  2. Step 2: Convert to fraction form
    396,934.58/595,421.32 = 160,247.72/x
  3. Step 3: Cross multiply
    396,934.58x = 595,421.32 × 160,247.72
  4. Step 4: Simplify right side
    396,934.58x = 95,414,908,969.39
  5. Step 5: Solve for x
    x = 95,414,908,969.39/396,934.58
  6. Step 6: Final answer
    x = 240,379.43

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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.