Home / 943,537.20-1,415,889-382,576.56

Finding the Fourth Proportional to 943,537.20, 1,415,889 and 382,576.56

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Solution

The fourth proportional to 943,537.20, 1,415,889 and 382,576.56 is: 574,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,537.20 : 1,415,889 = 382,576.56 : x
  2. Step 2: Convert to fraction form
    943,537.20/1,415,889 = 382,576.56/x
  3. Step 3: Cross multiply
    943,537.20x = 1,415,889 × 382,576.56
  4. Step 4: Simplify right side
    943,537.20x = 541,685,942,961.84
  5. Step 5: Solve for x
    x = 541,685,942,961.84/943,537.20
  6. Step 6: Final answer
    x = 574,101.31

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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.