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Finding the Fourth Proportional to 326,162.43, 488,606.97 and 224,721.16

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Solution

The fourth proportional to 326,162.43, 488,606.97 and 224,721.16 is: 336,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,162.43 : 488,606.97 = 224,721.16 : x
  2. Step 2: Convert to fraction form
    326,162.43/488,606.97 = 224,721.16/x
  3. Step 3: Cross multiply
    326,162.43x = 488,606.97 × 224,721.16
  4. Step 4: Simplify right side
    326,162.43x = 109,800,325,082.49
  5. Step 5: Solve for x
    x = 109,800,325,082.49/326,162.43
  6. Step 6: Final answer
    x = 336,643.09

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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.