Home / 298,836.38-412,383.63-162,867.62

Finding the Fourth Proportional to 298,836.38, 412,383.63 and 162,867.62

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Solution

The fourth proportional to 298,836.38, 412,383.63 and 162,867.62 is: 224,751.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,836.38 : 412,383.63 = 162,867.62 : x
  2. Step 2: Convert to fraction form
    298,836.38/412,383.63 = 162,867.62/x
  3. Step 3: Cross multiply
    298,836.38x = 412,383.63 × 162,867.62
  4. Step 4: Simplify right side
    298,836.38x = 67,163,938,283.14
  5. Step 5: Solve for x
    x = 67,163,938,283.14/298,836.38
  6. Step 6: Final answer
    x = 224,751.55

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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.