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Finding the Fourth Proportional to 322,580.86, 445,112.74 and 184,738.35

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Solution

The fourth proportional to 322,580.86, 445,112.74 and 184,738.35 is: 254,910.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,580.86 : 445,112.74 = 184,738.35 : x
  2. Step 2: Convert to fraction form
    322,580.86/445,112.74 = 184,738.35/x
  3. Step 3: Cross multiply
    322,580.86x = 445,112.74 × 184,738.35
  4. Step 4: Simplify right side
    322,580.86x = 82,229,390,926.02
  5. Step 5: Solve for x
    x = 82,229,390,926.02/322,580.86
  6. Step 6: Final answer
    x = 254,910.95

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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.