Home / 396,539.28-594,284.04-290,863.44

Finding the Fourth Proportional to 396,539.28, 594,284.04 and 290,863.44

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Solution

The fourth proportional to 396,539.28, 594,284.04 and 290,863.44 is: 435,910.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,539.28 : 594,284.04 = 290,863.44 : x
  2. Step 2: Convert to fraction form
    396,539.28/594,284.04 = 290,863.44/x
  3. Step 3: Cross multiply
    396,539.28x = 594,284.04 × 290,863.44
  4. Step 4: Simplify right side
    396,539.28x = 172,855,500,211.50
  5. Step 5: Solve for x
    x = 172,855,500,211.50/396,539.28
  6. Step 6: Final answer
    x = 435,910.16

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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.