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Finding the Fourth Proportional to 244,408.40, 366,940.65 and 156,053.60

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Solution

The fourth proportional to 244,408.40, 366,940.65 and 156,053.60 is: 234,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,408.40 : 366,940.65 = 156,053.60 : x
  2. Step 2: Convert to fraction form
    244,408.40/366,940.65 = 156,053.60/x
  3. Step 3: Cross multiply
    244,408.40x = 366,940.65 × 156,053.60
  4. Step 4: Simplify right side
    244,408.40x = 57,262,409,418.84
  5. Step 5: Solve for x
    x = 57,262,409,418.84/244,408.40
  6. Step 6: Final answer
    x = 234,289.86

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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.