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Finding the Fourth Proportional to 441,553.44, 662,336.37 and 126,010.38

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Solution

The fourth proportional to 441,553.44, 662,336.37 and 126,010.38 is: 189,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,553.44 : 662,336.37 = 126,010.38 : x
  2. Step 2: Convert to fraction form
    441,553.44/662,336.37 = 126,010.38/x
  3. Step 3: Cross multiply
    441,553.44x = 662,336.37 × 126,010.38
  4. Step 4: Simplify right side
    441,553.44x = 83,461,257,671.52
  5. Step 5: Solve for x
    x = 83,461,257,671.52/441,553.44
  6. Step 6: Final answer
    x = 189,017.34

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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.