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Finding the Fourth Proportional to 338,819.12, 467,491.97 and 202,801.39

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Solution

The fourth proportional to 338,819.12, 467,491.97 and 202,801.39 is: 279,818.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,819.12 : 467,491.97 = 202,801.39 : x
  2. Step 2: Convert to fraction form
    338,819.12/467,491.97 = 202,801.39/x
  3. Step 3: Cross multiply
    338,819.12x = 467,491.97 × 202,801.39
  4. Step 4: Simplify right side
    338,819.12x = 94,808,020,668.11
  5. Step 5: Solve for x
    x = 94,808,020,668.11/338,819.12
  6. Step 6: Final answer
    x = 279,818.98

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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.