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Finding the Fourth Proportional to 488,992.29, 733,336.54 and 236,115.56

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Solution

The fourth proportional to 488,992.29, 733,336.54 and 236,115.56 is: 354,099.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,992.29 : 733,336.54 = 236,115.56 : x
  2. Step 2: Convert to fraction form
    488,992.29/733,336.54 = 236,115.56/x
  3. Step 3: Cross multiply
    488,992.29x = 733,336.54 × 236,115.56
  4. Step 4: Simplify right side
    488,992.29x = 173,152,164,928.60
  5. Step 5: Solve for x
    x = 173,152,164,928.60/488,992.29
  6. Step 6: Final answer
    x = 354,099.99

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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.