Home / 980,260.67-1,470,481.73-381,267.29

Finding the Fourth Proportional to 980,260.67, 1,470,481.73 and 381,267.29

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Solution

The fourth proportional to 980,260.67, 1,470,481.73 and 381,267.29 is: 571,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,260.67 : 1,470,481.73 = 381,267.29 : x
  2. Step 2: Convert to fraction form
    980,260.67/1,470,481.73 = 381,267.29/x
  3. Step 3: Cross multiply
    980,260.67x = 1,470,481.73 × 381,267.29
  4. Step 4: Simplify right side
    980,260.67x = 560,646,587,391.23
  5. Step 5: Solve for x
    x = 560,646,587,391.23/980,260.67
  6. Step 6: Final answer
    x = 571,936.22

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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.