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Finding the Fourth Proportional to 227,350.28, 341,013.30 and 69,578.84

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Solution

The fourth proportional to 227,350.28, 341,013.30 and 69,578.84 is: 104,364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,350.28 : 341,013.30 = 69,578.84 : x
  2. Step 2: Convert to fraction form
    227,350.28/341,013.30 = 69,578.84/x
  3. Step 3: Cross multiply
    227,350.28x = 341,013.30 × 69,578.84
  4. Step 4: Simplify right side
    227,350.28x = 23,727,309,838.57
  5. Step 5: Solve for x
    x = 23,727,309,838.57/227,350.28
  6. Step 6: Final answer
    x = 104,364.55

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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.