Home / 675,293.82-1,012,566.78-276,214.83

Finding the Fourth Proportional to 675,293.82, 1,012,566.78 and 276,214.83

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Solution

The fourth proportional to 675,293.82, 1,012,566.78 and 276,214.83 is: 414,169.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,293.82 : 1,012,566.78 = 276,214.83 : x
  2. Step 2: Convert to fraction form
    675,293.82/1,012,566.78 = 276,214.83/x
  3. Step 3: Cross multiply
    675,293.82x = 1,012,566.78 × 276,214.83
  4. Step 4: Simplify right side
    675,293.82x = 279,685,961,001.35
  5. Step 5: Solve for x
    x = 279,685,961,001.35/675,293.82
  6. Step 6: Final answer
    x = 414,169.29

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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.