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Finding the Fourth Proportional to 244,220.40, 365,844.60 and 214,995.60

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Solution

The fourth proportional to 244,220.40, 365,844.60 and 214,995.60 is: 322,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,220.40 : 365,844.60 = 214,995.60 : x
  2. Step 2: Convert to fraction form
    244,220.40/365,844.60 = 214,995.60/x
  3. Step 3: Cross multiply
    244,220.40x = 365,844.60 × 214,995.60
  4. Step 4: Simplify right side
    244,220.40x = 78,654,979,283.76
  5. Step 5: Solve for x
    x = 78,654,979,283.76/244,220.40
  6. Step 6: Final answer
    x = 322,065.56

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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.