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Finding the Fourth Proportional to 441,999.96, 662,431.26 and 384,839.98

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Solution

The fourth proportional to 441,999.96, 662,431.26 and 384,839.98 is: 576,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,999.96 : 662,431.26 = 384,839.98 : x
  2. Step 2: Convert to fraction form
    441,999.96/662,431.26 = 384,839.98/x
  3. Step 3: Cross multiply
    441,999.96x = 662,431.26 × 384,839.98
  4. Step 4: Simplify right side
    441,999.96x = 254,930,032,636.85
  5. Step 5: Solve for x
    x = 254,930,032,636.85/441,999.96
  6. Step 6: Final answer
    x = 576,764.84

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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.