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Finding the Fourth Proportional to 322,075.38, 444,882.33 and 245,127

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Solution

The fourth proportional to 322,075.38, 444,882.33 and 245,127 is: 338,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,075.38 : 444,882.33 = 245,127 : x
  2. Step 2: Convert to fraction form
    322,075.38/444,882.33 = 245,127/x
  3. Step 3: Cross multiply
    322,075.38x = 444,882.33 × 245,127
  4. Step 4: Simplify right side
    322,075.38x = 109,052,670,905.91
  5. Step 5: Solve for x
    x = 109,052,670,905.91/322,075.38
  6. Step 6: Final answer
    x = 338,593.63

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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.