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Finding the Fourth Proportional to 449,314.56, 673,969.92 and 183,015.68

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Solution

The fourth proportional to 449,314.56, 673,969.92 and 183,015.68 is: 274,522.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,314.56 : 673,969.92 = 183,015.68 : x
  2. Step 2: Convert to fraction form
    449,314.56/673,969.92 = 183,015.68/x
  3. Step 3: Cross multiply
    449,314.56x = 673,969.92 × 183,015.68
  4. Step 4: Simplify right side
    449,314.56x = 123,347,063,208.35
  5. Step 5: Solve for x
    x = 123,347,063,208.35/449,314.56
  6. Step 6: Final answer
    x = 274,522.74

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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.