Home / 783,676.36-1,175,625.24-251,072.80

Finding the Fourth Proportional to 783,676.36, 1,175,625.24 and 251,072.80

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Solution

The fourth proportional to 783,676.36, 1,175,625.24 and 251,072.80 is: 376,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,676.36 : 1,175,625.24 = 251,072.80 : x
  2. Step 2: Convert to fraction form
    783,676.36/1,175,625.24 = 251,072.80/x
  3. Step 3: Cross multiply
    783,676.36x = 1,175,625.24 × 251,072.80
  4. Step 4: Simplify right side
    783,676.36x = 295,167,520,757.47
  5. Step 5: Solve for x
    x = 295,167,520,757.47/783,676.36
  6. Step 6: Final answer
    x = 376,644.67

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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.