Home / 347,907.24-481,078.44-276,162.84

Finding the Fourth Proportional to 347,907.24, 481,078.44 and 276,162.84

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Solution

The fourth proportional to 347,907.24, 481,078.44 and 276,162.84 is: 381,871.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,907.24 : 481,078.44 = 276,162.84 : x
  2. Step 2: Convert to fraction form
    347,907.24/481,078.44 = 276,162.84/x
  3. Step 3: Cross multiply
    347,907.24x = 481,078.44 × 276,162.84
  4. Step 4: Simplify right side
    347,907.24x = 132,855,988,253.17
  5. Step 5: Solve for x
    x = 132,855,988,253.17/347,907.24
  6. Step 6: Final answer
    x = 381,871.87

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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.