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Finding the Fourth Proportional to 326,295.44, 489,441.99 and 184,076.20

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Solution

The fourth proportional to 326,295.44, 489,441.99 and 184,076.20 is: 276,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,295.44 : 489,441.99 = 184,076.20 : x
  2. Step 2: Convert to fraction form
    326,295.44/489,441.99 = 184,076.20/x
  3. Step 3: Cross multiply
    326,295.44x = 489,441.99 × 184,076.20
  4. Step 4: Simplify right side
    326,295.44x = 90,094,620,188.62
  5. Step 5: Solve for x
    x = 90,094,620,188.62/326,295.44
  6. Step 6: Final answer
    x = 276,113.64

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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.