Home / 675,565.31-1,012,775.63-296,198.54

Finding the Fourth Proportional to 675,565.31, 1,012,775.63 and 296,198.54

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Solution

The fourth proportional to 675,565.31, 1,012,775.63 and 296,198.54 is: 444,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,565.31 : 1,012,775.63 = 296,198.54 : x
  2. Step 2: Convert to fraction form
    675,565.31/1,012,775.63 = 296,198.54/x
  3. Step 3: Cross multiply
    675,565.31x = 1,012,775.63 × 296,198.54
  4. Step 4: Simplify right side
    675,565.31x = 299,982,656,408.71
  5. Step 5: Solve for x
    x = 299,982,656,408.71/675,565.31
  6. Step 6: Final answer
    x = 444,046.87

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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.