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Finding the Fourth Proportional to 294,836.91, 441,590.84 and 206,484.85

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Solution

The fourth proportional to 294,836.91, 441,590.84 and 206,484.85 is: 309,261.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,836.91 : 441,590.84 = 206,484.85 : x
  2. Step 2: Convert to fraction form
    294,836.91/441,590.84 = 206,484.85/x
  3. Step 3: Cross multiply
    294,836.91x = 441,590.84 × 206,484.85
  4. Step 4: Simplify right side
    294,836.91x = 91,181,816,168.71
  5. Step 5: Solve for x
    x = 91,181,816,168.71/294,836.91
  6. Step 6: Final answer
    x = 309,261.87

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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.