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Finding the Fourth Proportional to 493,369.38, 739,458.11 and 240,270.60

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Solution

The fourth proportional to 493,369.38, 739,458.11 and 240,270.60 is: 360,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,369.38 : 739,458.11 = 240,270.60 : x
  2. Step 2: Convert to fraction form
    493,369.38/739,458.11 = 240,270.60/x
  3. Step 3: Cross multiply
    493,369.38x = 739,458.11 × 240,270.60
  4. Step 4: Simplify right side
    493,369.38x = 177,670,042,563.21
  5. Step 5: Solve for x
    x = 177,670,042,563.21/493,369.38
  6. Step 6: Final answer
    x = 360,115.67

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1.5x scale

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.