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Finding the Fourth Proportional to 467,609.67, 701,910.36 and 379,921.77

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Solution

The fourth proportional to 467,609.67, 701,910.36 and 379,921.77 is: 570,285.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,609.67 : 701,910.36 = 379,921.77 : x
  2. Step 2: Convert to fraction form
    467,609.67/701,910.36 = 379,921.77/x
  3. Step 3: Cross multiply
    467,609.67x = 701,910.36 × 379,921.77
  4. Step 4: Simplify right side
    467,609.67x = 266,671,026,352.54
  5. Step 5: Solve for x
    x = 266,671,026,352.54/467,609.67
  6. Step 6: Final answer
    x = 570,285.53

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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.