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Finding the Fourth Proportional to 379,694.96, 524,083 and 236,369.84

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Solution

The fourth proportional to 379,694.96, 524,083 and 236,369.84 is: 326,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,694.96 : 524,083 = 236,369.84 : x
  2. Step 2: Convert to fraction form
    379,694.96/524,083 = 236,369.84/x
  3. Step 3: Cross multiply
    379,694.96x = 524,083 × 236,369.84
  4. Step 4: Simplify right side
    379,694.96x = 123,877,414,856.72
  5. Step 5: Solve for x
    x = 123,877,414,856.72/379,694.96
  6. Step 6: Final answer
    x = 326,255.09

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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.