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Finding the Fourth Proportional to 335,992.33, 503,979.28 and 146,452.58

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Solution

The fourth proportional to 335,992.33, 503,979.28 and 146,452.58 is: 219,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,992.33 : 503,979.28 = 146,452.58 : x
  2. Step 2: Convert to fraction form
    335,992.33/503,979.28 = 146,452.58/x
  3. Step 3: Cross multiply
    335,992.33x = 503,979.28 × 146,452.58
  4. Step 4: Simplify right side
    335,992.33x = 73,809,065,822.54
  5. Step 5: Solve for x
    x = 73,809,065,822.54/335,992.33
  6. Step 6: Final answer
    x = 219,674.85

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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.