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Finding the Fourth Proportional to 449,371.80, 673,662.78 and 183,356.28

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Solution

The fourth proportional to 449,371.80, 673,662.78 and 183,356.28 is: 274,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,371.80 : 673,662.78 = 183,356.28 : x
  2. Step 2: Convert to fraction form
    449,371.80/673,662.78 = 183,356.28/x
  3. Step 3: Cross multiply
    449,371.80x = 673,662.78 × 183,356.28
  4. Step 4: Simplify right side
    449,371.80x = 123,520,301,315.26
  5. Step 5: Solve for x
    x = 123,520,301,315.26/449,371.80
  6. Step 6: Final answer
    x = 274,873.28

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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.