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Finding the Fourth Proportional to 396,273.60, 594,410.40 and 159,494.40

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Solution

The fourth proportional to 396,273.60, 594,410.40 and 159,494.40 is: 239,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,273.60 : 594,410.40 = 159,494.40 : x
  2. Step 2: Convert to fraction form
    396,273.60/594,410.40 = 159,494.40/x
  3. Step 3: Cross multiply
    396,273.60x = 594,410.40 × 159,494.40
  4. Step 4: Simplify right side
    396,273.60x = 94,805,130,101.76
  5. Step 5: Solve for x
    x = 94,805,130,101.76/396,273.60
  6. Step 6: Final answer
    x = 239,241.60

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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.