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Finding the Fourth Proportional to 228,054.36, 341,936.64 and 200,030.70

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Solution

The fourth proportional to 228,054.36, 341,936.64 and 200,030.70 is: 299,918.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,054.36 : 341,936.64 = 200,030.70 : x
  2. Step 2: Convert to fraction form
    228,054.36/341,936.64 = 200,030.70/x
  3. Step 3: Cross multiply
    228,054.36x = 341,936.64 × 200,030.70
  4. Step 4: Simplify right side
    228,054.36x = 68,397,825,454.85
  5. Step 5: Solve for x
    x = 68,397,825,454.85/228,054.36
  6. Step 6: Final answer
    x = 299,918.96

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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.