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Finding the Fourth Proportional to 332,604.73, 499,103.96 and 122,390.29

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Solution

The fourth proportional to 332,604.73, 499,103.96 and 122,390.29 is: 183,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,604.73 : 499,103.96 = 122,390.29 : x
  2. Step 2: Convert to fraction form
    332,604.73/499,103.96 = 122,390.29/x
  3. Step 3: Cross multiply
    332,604.73x = 499,103.96 × 122,390.29
  4. Step 4: Simplify right side
    332,604.73x = 61,085,477,792.60
  5. Step 5: Solve for x
    x = 61,085,477,792.60/332,604.73
  6. Step 6: Final answer
    x = 183,657.87

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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.