Home / 987,297.63-1,481,003.88-277,381.02

Finding the Fourth Proportional to 987,297.63, 1,481,003.88 and 277,381.02

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Solution

The fourth proportional to 987,297.63, 1,481,003.88 and 277,381.02 is: 416,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,297.63 : 1,481,003.88 = 277,381.02 : x
  2. Step 2: Convert to fraction form
    987,297.63/1,481,003.88 = 277,381.02/x
  3. Step 3: Cross multiply
    987,297.63x = 1,481,003.88 × 277,381.02
  4. Step 4: Simplify right side
    987,297.63x = 410,802,366,858.36
  5. Step 5: Solve for x
    x = 410,802,366,858.36/987,297.63
  6. Step 6: Final answer
    x = 416,087.67

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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.