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Finding the Fourth Proportional to 574,219.95, 792,469.30 and 332,506.79

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Solution

The fourth proportional to 574,219.95, 792,469.30 and 332,506.79 is: 458,885.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,219.95 : 792,469.30 = 332,506.79 : x
  2. Step 2: Convert to fraction form
    574,219.95/792,469.30 = 332,506.79/x
  3. Step 3: Cross multiply
    574,219.95x = 792,469.30 × 332,506.79
  4. Step 4: Simplify right side
    574,219.95x = 263,501,420,982.97
  5. Step 5: Solve for x
    x = 263,501,420,982.97/574,219.95
  6. Step 6: Final answer
    x = 458,885.87

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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.