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Finding the Fourth Proportional to 294,800.26, 441,830.35 and 126,122.35

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Solution

The fourth proportional to 294,800.26, 441,830.35 and 126,122.35 is: 189,025.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,800.26 : 441,830.35 = 126,122.35 : x
  2. Step 2: Convert to fraction form
    294,800.26/441,830.35 = 126,122.35/x
  3. Step 3: Cross multiply
    294,800.26x = 441,830.35 × 126,122.35
  4. Step 4: Simplify right side
    294,800.26x = 55,724,682,043.32
  5. Step 5: Solve for x
    x = 55,724,682,043.32/294,800.26
  6. Step 6: Final answer
    x = 189,025.21

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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.