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Finding the Fourth Proportional to 347,815.62, 479,745.44 and 244,668.50

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Solution

The fourth proportional to 347,815.62, 479,745.44 and 244,668.50 is: 337,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,815.62 : 479,745.44 = 244,668.50 : x
  2. Step 2: Convert to fraction form
    347,815.62/479,745.44 = 244,668.50/x
  3. Step 3: Cross multiply
    347,815.62x = 479,745.44 × 244,668.50
  4. Step 4: Simplify right side
    347,815.62x = 117,378,597,186.64
  5. Step 5: Solve for x
    x = 117,378,597,186.64/347,815.62
  6. Step 6: Final answer
    x = 337,473.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.