Home / 757,151.39-1,135,481.28-251,576.58

Finding the Fourth Proportional to 757,151.39, 1,135,481.28 and 251,576.58

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Solution

The fourth proportional to 757,151.39, 1,135,481.28 and 251,576.58 is: 377,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,151.39 : 1,135,481.28 = 251,576.58 : x
  2. Step 2: Convert to fraction form
    757,151.39/1,135,481.28 = 251,576.58/x
  3. Step 3: Cross multiply
    757,151.39x = 1,135,481.28 × 251,576.58
  4. Step 4: Simplify right side
    757,151.39x = 285,660,497,076.42
  5. Step 5: Solve for x
    x = 285,660,497,076.42/757,151.39
  6. Step 6: Final answer
    x = 377,283.20

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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.