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Finding the Fourth Proportional to 437,994.54, 656,676.30 and 269,165.91

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Solution

The fourth proportional to 437,994.54, 656,676.30 and 269,165.91 is: 403,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,994.54 : 656,676.30 = 269,165.91 : x
  2. Step 2: Convert to fraction form
    437,994.54/656,676.30 = 269,165.91/x
  3. Step 3: Cross multiply
    437,994.54x = 656,676.30 × 269,165.91
  4. Step 4: Simplify right side
    437,994.54x = 176,754,873,864.93
  5. Step 5: Solve for x
    x = 176,754,873,864.93/437,994.54
  6. Step 6: Final answer
    x = 403,554.97

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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.