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Finding the Fourth Proportional to 335,992.46, 503,979.47 and 146,452.70

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Solution

The fourth proportional to 335,992.46, 503,979.47 and 146,452.70 is: 219,675.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,992.46 : 503,979.47 = 146,452.70 : x
  2. Step 2: Convert to fraction form
    335,992.46/503,979.47 = 146,452.70/x
  3. Step 3: Cross multiply
    335,992.46x = 503,979.47 × 146,452.70
  4. Step 4: Simplify right side
    335,992.46x = 73,809,155,202.95
  5. Step 5: Solve for x
    x = 73,809,155,202.95/335,992.46
  6. Step 6: Final answer
    x = 219,675.04

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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.