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Finding the Fourth Proportional to 299,766.35, 448,843.77 and 228,348.79

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Solution

The fourth proportional to 299,766.35, 448,843.77 and 228,348.79 is: 341,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,766.35 : 448,843.77 = 228,348.79 : x
  2. Step 2: Convert to fraction form
    299,766.35/448,843.77 = 228,348.79/x
  3. Step 3: Cross multiply
    299,766.35x = 448,843.77 × 228,348.79
  4. Step 4: Simplify right side
    299,766.35x = 102,492,930,656.43
  5. Step 5: Solve for x
    x = 102,492,930,656.43/299,766.35
  6. Step 6: Final answer
    x = 341,909.39

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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.