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Finding the Fourth Proportional to 396,353.59, 594,550.40 and 112,064.56

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Solution

The fourth proportional to 396,353.59, 594,550.40 and 112,064.56 is: 168,102.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,353.59 : 594,550.40 = 112,064.56 : x
  2. Step 2: Convert to fraction form
    396,353.59/594,550.40 = 112,064.56/x
  3. Step 3: Cross multiply
    396,353.59x = 594,550.40 × 112,064.56
  4. Step 4: Simplify right side
    396,353.59x = 66,628,026,927.13
  5. Step 5: Solve for x
    x = 66,628,026,927.13/396,353.59
  6. Step 6: Final answer
    x = 168,102.49

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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.