Home / 1,042.41-1,438.89-600.49

Finding the Fourth Proportional to 1,042.41, 1,438.89 and 600.49

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Solution

The fourth proportional to 1,042.41, 1,438.89 and 600.49 is: 828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042.41 : 1,438.89 = 600.49 : x
  2. Step 2: Convert to fraction form
    1,042.41/1,438.89 = 600.49/x
  3. Step 3: Cross multiply
    1,042.41x = 1,438.89 × 600.49
  4. Step 4: Simplify right side
    1,042.41x = 864,040.56
  5. Step 5: Solve for x
    x = 864,040.56/1,042.41
  6. Step 6: Final answer
    x = 828.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.