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Finding the Fourth Proportional to 504,991.58, 757,486.41 and 294,481.90

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Solution

The fourth proportional to 504,991.58, 757,486.41 and 294,481.90 is: 441,722.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,991.58 : 757,486.41 = 294,481.90 : x
  2. Step 2: Convert to fraction form
    504,991.58/757,486.41 = 294,481.90/x
  3. Step 3: Cross multiply
    504,991.58x = 757,486.41 × 294,481.90
  4. Step 4: Simplify right side
    504,991.58x = 223,066,037,240.98
  5. Step 5: Solve for x
    x = 223,066,037,240.98/504,991.58
  6. Step 6: Final answer
    x = 441,722.29

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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.