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Finding the Fourth Proportional to 441.37, 609.35 and 292.01

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Solution

The fourth proportional to 441.37, 609.35 and 292.01 is: 403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.37 : 609.35 = 292.01 : x
  2. Step 2: Convert to fraction form
    441.37/609.35 = 292.01/x
  3. Step 3: Cross multiply
    441.37x = 609.35 × 292.01
  4. Step 4: Simplify right side
    441.37x = 177,936.29
  5. Step 5: Solve for x
    x = 177,936.29/441.37
  6. Step 6: Final answer
    x = 403.15

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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.