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Finding the Fourth Proportional to 379,825.36, 568,773.86 and 227,926.94

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Solution

The fourth proportional to 379,825.36, 568,773.86 and 227,926.94 is: 341,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,825.36 : 568,773.86 = 227,926.94 : x
  2. Step 2: Convert to fraction form
    379,825.36/568,773.86 = 227,926.94/x
  3. Step 3: Cross multiply
    379,825.36x = 568,773.86 × 227,926.94
  4. Step 4: Simplify right side
    379,825.36x = 129,638,881,478.28
  5. Step 5: Solve for x
    x = 129,638,881,478.28/379,825.36
  6. Step 6: Final answer
    x = 341,311.81

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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.