Home / 799,297.88-1,199,537.31-378,573.75

Finding the Fourth Proportional to 799,297.88, 1,199,537.31 and 378,573.75

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Solution

The fourth proportional to 799,297.88, 1,199,537.31 and 378,573.75 is: 568,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,297.88 : 1,199,537.31 = 378,573.75 : x
  2. Step 2: Convert to fraction form
    799,297.88/1,199,537.31 = 378,573.75/x
  3. Step 3: Cross multiply
    799,297.88x = 1,199,537.31 × 378,573.75
  4. Step 4: Simplify right side
    799,297.88x = 454,113,337,711.61
  5. Step 5: Solve for x
    x = 454,113,337,711.61/799,297.88
  6. Step 6: Final answer
    x = 568,140.30

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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.