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Finding the Fourth Proportional to 673,166.44, 928,905.04 and 371,341

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Solution

The fourth proportional to 673,166.44, 928,905.04 and 371,341 is: 512,414.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,166.44 : 928,905.04 = 371,341 : x
  2. Step 2: Convert to fraction form
    673,166.44/928,905.04 = 371,341/x
  3. Step 3: Cross multiply
    673,166.44x = 928,905.04 × 371,341
  4. Step 4: Simplify right side
    673,166.44x = 344,940,526,458.64
  5. Step 5: Solve for x
    x = 344,940,526,458.64/673,166.44
  6. Step 6: Final answer
    x = 512,414.92

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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.