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Finding the Fourth Proportional to 298,301.92, 447,274.41 and 202,357.04

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Solution

The fourth proportional to 298,301.92, 447,274.41 and 202,357.04 is: 303,414.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,301.92 : 447,274.41 = 202,357.04 : x
  2. Step 2: Convert to fraction form
    298,301.92/447,274.41 = 202,357.04/x
  3. Step 3: Cross multiply
    298,301.92x = 447,274.41 × 202,357.04
  4. Step 4: Simplify right side
    298,301.92x = 90,509,122,680.14
  5. Step 5: Solve for x
    x = 90,509,122,680.14/298,301.92
  6. Step 6: Final answer
    x = 303,414.49

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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.