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Finding the Fourth Proportional to 396,383.84, 594,595.74 and 112,094.83

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Solution

The fourth proportional to 396,383.84, 594,595.74 and 112,094.83 is: 168,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,383.84 : 594,595.74 = 112,094.83 : x
  2. Step 2: Convert to fraction form
    396,383.84/594,595.74 = 112,094.83/x
  3. Step 3: Cross multiply
    396,383.84x = 594,595.74 × 112,094.83
  4. Step 4: Simplify right side
    396,383.84x = 66,651,108,394.02
  5. Step 5: Solve for x
    x = 66,651,108,394.02/396,383.84
  6. Step 6: Final answer
    x = 168,147.90

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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.