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Finding the Fourth Proportional to 244,176.40, 365,778.60 and 214,951.60

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Solution

The fourth proportional to 244,176.40, 365,778.60 and 214,951.60 is: 321,999.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,176.40 : 365,778.60 = 214,951.60 : x
  2. Step 2: Convert to fraction form
    244,176.40/365,778.60 = 214,951.60/x
  3. Step 3: Cross multiply
    244,176.40x = 365,778.60 × 214,951.60
  4. Step 4: Simplify right side
    244,176.40x = 78,624,695,315.76
  5. Step 5: Solve for x
    x = 78,624,695,315.76/244,176.40
  6. Step 6: Final answer
    x = 321,999.57

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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.