Home / 979,052.72-1,468,311.66-268,911.92

Finding the Fourth Proportional to 979,052.72, 1,468,311.66 and 268,911.92

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Solution

The fourth proportional to 979,052.72, 1,468,311.66 and 268,911.92 is: 403,294.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,052.72 : 1,468,311.66 = 268,911.92 : x
  2. Step 2: Convert to fraction form
    979,052.72/1,468,311.66 = 268,911.92/x
  3. Step 3: Cross multiply
    979,052.72x = 1,468,311.66 × 268,911.92
  4. Step 4: Simplify right side
    979,052.72x = 394,846,507,648.99
  5. Step 5: Solve for x
    x = 394,846,507,648.99/979,052.72
  6. Step 6: Final answer
    x = 403,294.43

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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.