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Finding the Fourth Proportional to 322,224.74, 444,670.40 and 177,039.89

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Solution

The fourth proportional to 322,224.74, 444,670.40 and 177,039.89 is: 244,315.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,224.74 : 444,670.40 = 177,039.89 : x
  2. Step 2: Convert to fraction form
    322,224.74/444,670.40 = 177,039.89/x
  3. Step 3: Cross multiply
    322,224.74x = 444,670.40 × 177,039.89
  4. Step 4: Simplify right side
    322,224.74x = 78,724,397,000.60
  5. Step 5: Solve for x
    x = 78,724,397,000.60/322,224.74
  6. Step 6: Final answer
    x = 244,315.18

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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.