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Finding the Fourth Proportional to 444,104, 612,863.52 and 242,900

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Solution

The fourth proportional to 444,104, 612,863.52 and 242,900 is: 335,202

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,104 : 612,863.52 = 242,900 : x
  2. Step 2: Convert to fraction form
    444,104/612,863.52 = 242,900/x
  3. Step 3: Cross multiply
    444,104x = 612,863.52 × 242,900
  4. Step 4: Simplify right side
    444,104x = 148,864,549,008
  5. Step 5: Solve for x
    x = 148,864,549,008/444,104
  6. Step 6: Final answer
    x = 335,202

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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.