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Finding the Fourth Proportional to 1,598.33, 2,397.22 and 443.81

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Solution

The fourth proportional to 1,598.33, 2,397.22 and 443.81 is: 665.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.33 : 2,397.22 = 443.81 : x
  2. Step 2: Convert to fraction form
    1,598.33/2,397.22 = 443.81/x
  3. Step 3: Cross multiply
    1,598.33x = 2,397.22 × 443.81
  4. Step 4: Simplify right side
    1,598.33x = 1,063,910.21
  5. Step 5: Solve for x
    x = 1,063,910.21/1,598.33
  6. Step 6: Final answer
    x = 665.64

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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.