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Finding the Fourth Proportional to 396,465.36, 594,530.37 and 159,744.48

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Solution

The fourth proportional to 396,465.36, 594,530.37 and 159,744.48 is: 239,549.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,465.36 : 594,530.37 = 159,744.48 : x
  2. Step 2: Convert to fraction form
    396,465.36/594,530.37 = 159,744.48/x
  3. Step 3: Cross multiply
    396,465.36x = 594,530.37 × 159,744.48
  4. Step 4: Simplify right side
    396,465.36x = 94,972,944,799.86
  5. Step 5: Solve for x
    x = 94,972,944,799.86/396,465.36
  6. Step 6: Final answer
    x = 239,549.16

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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.