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Finding the Fourth Proportional to 449,051.29, 673,874.42 and 246,788.64

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Solution

The fourth proportional to 449,051.29, 673,874.42 and 246,788.64 is: 370,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,051.29 : 673,874.42 = 246,788.64 : x
  2. Step 2: Convert to fraction form
    449,051.29/673,874.42 = 246,788.64/x
  3. Step 3: Cross multiply
    449,051.29x = 673,874.42 × 246,788.64
  4. Step 4: Simplify right side
    449,051.29x = 166,304,551,796.83
  5. Step 5: Solve for x
    x = 166,304,551,796.83/449,051.29
  6. Step 6: Final answer
    x = 370,346.45

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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.