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Finding the Fourth Proportional to 603,875.88, 833,367.60 and 331,964.73

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Solution

The fourth proportional to 603,875.88, 833,367.60 and 331,964.73 is: 458,121.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,875.88 : 833,367.60 = 331,964.73 : x
  2. Step 2: Convert to fraction form
    603,875.88/833,367.60 = 331,964.73/x
  3. Step 3: Cross multiply
    603,875.88x = 833,367.60 × 331,964.73
  4. Step 4: Simplify right side
    603,875.88x = 276,648,650,324.75
  5. Step 5: Solve for x
    x = 276,648,650,324.75/603,875.88
  6. Step 6: Final answer
    x = 458,121.71

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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.