Home / 987,256.67-1,480,940.41-277,229.35

Finding the Fourth Proportional to 987,256.67, 1,480,940.41 and 277,229.35

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Solution

The fourth proportional to 987,256.67, 1,480,940.41 and 277,229.35 is: 415,859.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,256.67 : 1,480,940.41 = 277,229.35 : x
  2. Step 2: Convert to fraction form
    987,256.67/1,480,940.41 = 277,229.35/x
  3. Step 3: Cross multiply
    987,256.67x = 1,480,940.41 × 277,229.35
  4. Step 4: Simplify right side
    987,256.67x = 410,560,147,253.03
  5. Step 5: Solve for x
    x = 410,560,147,253.03/987,256.67
  6. Step 6: Final answer
    x = 415,859.58

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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.