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Finding the Fourth Proportional to 298,797.62, 412,335.60 and 162,832.76

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Solution

The fourth proportional to 298,797.62, 412,335.60 and 162,832.76 is: 224,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,797.62 : 412,335.60 = 162,832.76 : x
  2. Step 2: Convert to fraction form
    298,797.62/412,335.60 = 162,832.76/x
  3. Step 3: Cross multiply
    298,797.62x = 412,335.60 × 162,832.76
  4. Step 4: Simplify right side
    298,797.62x = 67,141,743,794.26
  5. Step 5: Solve for x
    x = 67,141,743,794.26/298,797.62
  6. Step 6: Final answer
    x = 224,706.42

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1.5x scale

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.