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Finding the Fourth Proportional to 300,484.98, 414,536.94 and 179,565.48

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Solution

The fourth proportional to 300,484.98, 414,536.94 and 179,565.48 is: 247,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,484.98 : 414,536.94 = 179,565.48 : x
  2. Step 2: Convert to fraction form
    300,484.98/414,536.94 = 179,565.48/x
  3. Step 3: Cross multiply
    300,484.98x = 414,536.94 × 179,565.48
  4. Step 4: Simplify right side
    300,484.98x = 74,436,524,608.83
  5. Step 5: Solve for x
    x = 74,436,524,608.83/300,484.98
  6. Step 6: Final answer
    x = 247,721.28

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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.