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Finding the Fourth Proportional to 604.44, 833.73 and 479.91

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Solution

The fourth proportional to 604.44, 833.73 and 479.91 is: 661.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.44 : 833.73 = 479.91 : x
  2. Step 2: Convert to fraction form
    604.44/833.73 = 479.91/x
  3. Step 3: Cross multiply
    604.44x = 833.73 × 479.91
  4. Step 4: Simplify right side
    604.44x = 400,115.36
  5. Step 5: Solve for x
    x = 400,115.36/604.44
  6. Step 6: Final answer
    x = 661.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.