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Finding the Fourth Proportional to 404,797.14, 606,383.55 and 371,727.54

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Solution

The fourth proportional to 404,797.14, 606,383.55 and 371,727.54 is: 556,845.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,797.14 : 606,383.55 = 371,727.54 : x
  2. Step 2: Convert to fraction form
    404,797.14/606,383.55 = 371,727.54/x
  3. Step 3: Cross multiply
    404,797.14x = 606,383.55 × 371,727.54
  4. Step 4: Simplify right side
    404,797.14x = 225,409,465,337.97
  5. Step 5: Solve for x
    x = 225,409,465,337.97/404,797.14
  6. Step 6: Final answer
    x = 556,845.50

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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.