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Finding the Fourth Proportional to 404,331.18, 606,488.49 and 179,630.70

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Solution

The fourth proportional to 404,331.18, 606,488.49 and 179,630.70 is: 269,442.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,331.18 : 606,488.49 = 179,630.70 : x
  2. Step 2: Convert to fraction form
    404,331.18/606,488.49 = 179,630.70/x
  3. Step 3: Cross multiply
    404,331.18x = 606,488.49 × 179,630.70
  4. Step 4: Simplify right side
    404,331.18x = 108,943,952,000.64
  5. Step 5: Solve for x
    x = 108,943,952,000.64/404,331.18
  6. Step 6: Final answer
    x = 269,442.37

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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.