Home / 867,243.92-1,300,858.61-677,863.55

Finding the Fourth Proportional to 867,243.92, 1,300,858.61 and 677,863.55

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Solution

The fourth proportional to 867,243.92, 1,300,858.61 and 677,863.55 is: 1,016,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,243.92 : 1,300,858.61 = 677,863.55 : x
  2. Step 2: Convert to fraction form
    867,243.92/1,300,858.61 = 677,863.55/x
  3. Step 3: Cross multiply
    867,243.92x = 1,300,858.61 × 677,863.55
  4. Step 4: Simplify right side
    867,243.92x = 881,804,635,285.49
  5. Step 5: Solve for x
    x = 881,804,635,285.49/867,243.92
  6. Step 6: Final answer
    x = 1,016,789.65

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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.