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Finding the Fourth Proportional to 388,246.44, 535,697.73 and 244,923.42

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Solution

The fourth proportional to 388,246.44, 535,697.73 and 244,923.42 is: 337,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,246.44 : 535,697.73 = 244,923.42 : x
  2. Step 2: Convert to fraction form
    388,246.44/535,697.73 = 244,923.42/x
  3. Step 3: Cross multiply
    388,246.44x = 535,697.73 × 244,923.42
  4. Step 4: Simplify right side
    388,246.44x = 131,204,920,117.84
  5. Step 5: Solve for x
    x = 131,204,920,117.84/388,246.44
  6. Step 6: Final answer
    x = 337,942.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.