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Finding the Fourth Proportional to 441.19, 609.07 and 301.50

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Solution

The fourth proportional to 441.19, 609.07 and 301.50 is: 416.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.19 : 609.07 = 301.50 : x
  2. Step 2: Convert to fraction form
    441.19/609.07 = 301.50/x
  3. Step 3: Cross multiply
    441.19x = 609.07 × 301.50
  4. Step 4: Simplify right side
    441.19x = 183,634.61
  5. Step 5: Solve for x
    x = 183,634.61/441.19
  6. Step 6: Final answer
    x = 416.23

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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.