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Finding the Fourth Proportional to 449,604.96, 673,740 and 183,039.36

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Solution

The fourth proportional to 449,604.96, 673,740 and 183,039.36 is: 274,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,604.96 : 673,740 = 183,039.36 : x
  2. Step 2: Convert to fraction form
    449,604.96/673,740 = 183,039.36/x
  3. Step 3: Cross multiply
    449,604.96x = 673,740 × 183,039.36
  4. Step 4: Simplify right side
    449,604.96x = 123,320,938,406.40
  5. Step 5: Solve for x
    x = 123,320,938,406.40/449,604.96
  6. Step 6: Final answer
    x = 274,287.32

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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.