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Finding the Fourth Proportional to 297,636.57, 446,453.64 and 108,096.57

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Solution

The fourth proportional to 297,636.57, 446,453.64 and 108,096.57 is: 162,144.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,636.57 : 446,453.64 = 108,096.57 : x
  2. Step 2: Convert to fraction form
    297,636.57/446,453.64 = 108,096.57/x
  3. Step 3: Cross multiply
    297,636.57x = 446,453.64 × 108,096.57
  4. Step 4: Simplify right side
    297,636.57x = 48,260,107,148.01
  5. Step 5: Solve for x
    x = 48,260,107,148.01/297,636.57
  6. Step 6: Final answer
    x = 162,144.41

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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.