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Finding the Fourth Proportional to 404,048.73, 606,069.09 and 154,730.73

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Solution

The fourth proportional to 404,048.73, 606,069.09 and 154,730.73 is: 232,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,048.73 : 606,069.09 = 154,730.73 : x
  2. Step 2: Convert to fraction form
    404,048.73/606,069.09 = 154,730.73/x
  3. Step 3: Cross multiply
    404,048.73x = 606,069.09 × 154,730.73
  4. Step 4: Simplify right side
    404,048.73x = 93,777,512,726.14
  5. Step 5: Solve for x
    x = 93,777,512,726.14/404,048.73
  6. Step 6: Final answer
    x = 232,094.56

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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.