Home / 773,003.40-1,159,706.70-299,704.20

Finding the Fourth Proportional to 773,003.40, 1,159,706.70 and 299,704.20

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Solution

The fourth proportional to 773,003.40, 1,159,706.70 and 299,704.20 is: 449,634.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,003.40 : 1,159,706.70 = 299,704.20 : x
  2. Step 2: Convert to fraction form
    773,003.40/1,159,706.70 = 299,704.20/x
  3. Step 3: Cross multiply
    773,003.40x = 1,159,706.70 × 299,704.20
  4. Step 4: Simplify right side
    773,003.40x = 347,568,968,758.14
  5. Step 5: Solve for x
    x = 347,568,968,758.14/773,003.40
  6. Step 6: Final answer
    x = 449,634.46

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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.