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Finding the Fourth Proportional to 299,958.29, 450,103.49 and 179,719.76

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Solution

The fourth proportional to 299,958.29, 450,103.49 and 179,719.76 is: 269,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,958.29 : 450,103.49 = 179,719.76 : x
  2. Step 2: Convert to fraction form
    299,958.29/450,103.49 = 179,719.76/x
  3. Step 3: Cross multiply
    299,958.29x = 450,103.49 × 179,719.76
  4. Step 4: Simplify right side
    299,958.29x = 80,892,488,048.85
  5. Step 5: Solve for x
    x = 80,892,488,048.85/299,958.29
  6. Step 6: Final answer
    x = 269,679.13

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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.