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Finding the Fourth Proportional to 300,377.39, 450,494.88 and 110,734.71

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Solution

The fourth proportional to 300,377.39, 450,494.88 and 110,734.71 is: 166,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,377.39 : 450,494.88 = 110,734.71 : x
  2. Step 2: Convert to fraction form
    300,377.39/450,494.88 = 110,734.71/x
  3. Step 3: Cross multiply
    300,377.39x = 450,494.88 × 110,734.71
  4. Step 4: Simplify right side
    300,377.39x = 49,885,419,893.28
  5. Step 5: Solve for x
    x = 49,885,419,893.28/300,377.39
  6. Step 6: Final answer
    x = 166,075.82

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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.