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Finding the Fourth Proportional to 404,576.73, 606,797.07 and 148,356.33

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Solution

The fourth proportional to 404,576.73, 606,797.07 and 148,356.33 is: 222,509.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,576.73 : 606,797.07 = 148,356.33 : x
  2. Step 2: Convert to fraction form
    404,576.73/606,797.07 = 148,356.33/x
  3. Step 3: Cross multiply
    404,576.73x = 606,797.07 × 148,356.33
  4. Step 4: Simplify right side
    404,576.73x = 90,022,186,359.95
  5. Step 5: Solve for x
    x = 90,022,186,359.95/404,576.73
  6. Step 6: Final answer
    x = 222,509.55

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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.