Home / 298,734.44-447,923.84-118,722.47

Finding the Fourth Proportional to 298,734.44, 447,923.84 and 118,722.47

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Solution

The fourth proportional to 298,734.44, 447,923.84 and 118,722.47 is: 178,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,734.44 : 447,923.84 = 118,722.47 : x
  2. Step 2: Convert to fraction form
    298,734.44/447,923.84 = 118,722.47/x
  3. Step 3: Cross multiply
    298,734.44x = 447,923.84 × 118,722.47
  4. Step 4: Simplify right side
    298,734.44x = 53,178,621,823.45
  5. Step 5: Solve for x
    x = 53,178,621,823.45/298,734.44
  6. Step 6: Final answer
    x = 178,013.03

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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.