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Finding the Fourth Proportional to 449,331.90, 673,810.41 and 182,911.56

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Solution

The fourth proportional to 449,331.90, 673,810.41 and 182,911.56 is: 274,291.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,331.90 : 673,810.41 = 182,911.56 : x
  2. Step 2: Convert to fraction form
    449,331.90/673,810.41 = 182,911.56/x
  3. Step 3: Cross multiply
    449,331.90x = 673,810.41 × 182,911.56
  4. Step 4: Simplify right side
    449,331.90x = 123,247,713,237.34
  5. Step 5: Solve for x
    x = 123,247,713,237.34/449,331.90
  6. Step 6: Final answer
    x = 274,291.04

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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.