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Finding the Fourth Proportional to 492,179.33, 739,069.95 and 303,836.94

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Solution

The fourth proportional to 492,179.33, 739,069.95 and 303,836.94 is: 456,249.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,179.33 : 739,069.95 = 303,836.94 : x
  2. Step 2: Convert to fraction form
    492,179.33/739,069.95 = 303,836.94/x
  3. Step 3: Cross multiply
    492,179.33x = 739,069.95 × 303,836.94
  4. Step 4: Simplify right side
    492,179.33x = 224,556,750,629.72
  5. Step 5: Solve for x
    x = 224,556,750,629.72/492,179.33
  6. Step 6: Final answer
    x = 456,249.86

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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.