Home / 982,828.43-1,356,078.81-552,951.71

Finding the Fourth Proportional to 982,828.43, 1,356,078.81 and 552,951.71

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Solution

The fourth proportional to 982,828.43, 1,356,078.81 and 552,951.71 is: 762,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,828.43 : 1,356,078.81 = 552,951.71 : x
  2. Step 2: Convert to fraction form
    982,828.43/1,356,078.81 = 552,951.71/x
  3. Step 3: Cross multiply
    982,828.43x = 1,356,078.81 × 552,951.71
  4. Step 4: Simplify right side
    982,828.43x = 749,846,090,103.87
  5. Step 5: Solve for x
    x = 749,846,090,103.87/982,828.43
  6. Step 6: Final answer
    x = 762,947.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.