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Finding the Fourth Proportional to 300,253.68, 450,408.47 and 110,706.39

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Solution

The fourth proportional to 300,253.68, 450,408.47 and 110,706.39 is: 166,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,253.68 : 450,408.47 = 110,706.39 : x
  2. Step 2: Convert to fraction form
    300,253.68/450,408.47 = 110,706.39/x
  3. Step 3: Cross multiply
    300,253.68x = 450,408.47 × 110,706.39
  4. Step 4: Simplify right side
    300,253.68x = 49,863,095,185.59
  5. Step 5: Solve for x
    x = 49,863,095,185.59/300,253.68
  6. Step 6: Final answer
    x = 166,069.89

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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.