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Finding the Fourth Proportional to 444,002.82, 612,711.45 and 242,794.50

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Solution

The fourth proportional to 444,002.82, 612,711.45 and 242,794.50 is: 335,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,002.82 : 612,711.45 = 242,794.50 : x
  2. Step 2: Convert to fraction form
    444,002.82/612,711.45 = 242,794.50/x
  3. Step 3: Cross multiply
    444,002.82x = 612,711.45 × 242,794.50
  4. Step 4: Simplify right side
    444,002.82x = 148,762,970,147.03
  5. Step 5: Solve for x
    x = 148,762,970,147.03/444,002.82
  6. Step 6: Final answer
    x = 335,049.61

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1.5x scale

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.