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Finding the Fourth Proportional to 361,063.00, 498,284.06 and 217,819.97

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Solution

The fourth proportional to 361,063.00, 498,284.06 and 217,819.97 is: 300,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,063.00 : 498,284.06 = 217,819.97 : x
  2. Step 2: Convert to fraction form
    361,063.00/498,284.06 = 217,819.97/x
  3. Step 3: Cross multiply
    361,063.00x = 498,284.06 × 217,819.97
  4. Step 4: Simplify right side
    361,063.00x = 108,536,217,288.72
  5. Step 5: Solve for x
    x = 108,536,217,288.72/361,063.00
  6. Step 6: Final answer
    x = 300,601.88

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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.