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Finding the Fourth Proportional to 244,315.86, 366,468.60 and 66,822.87

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Solution

The fourth proportional to 244,315.86, 366,468.60 and 66,822.87 is: 100,232.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,315.86 : 366,468.60 = 66,822.87 : x
  2. Step 2: Convert to fraction form
    244,315.86/366,468.60 = 66,822.87/x
  3. Step 3: Cross multiply
    244,315.86x = 366,468.60 × 66,822.87
  4. Step 4: Simplify right side
    244,315.86x = 24,488,483,616.88
  5. Step 5: Solve for x
    x = 24,488,483,616.88/244,315.86
  6. Step 6: Final answer
    x = 100,232.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.