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Finding the Fourth Proportional to 1,360.41, 2,040.62 and 334.41

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Solution

The fourth proportional to 1,360.41, 2,040.62 and 334.41 is: 501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360.41 : 2,040.62 = 334.41 : x
  2. Step 2: Convert to fraction form
    1,360.41/2,040.62 = 334.41/x
  3. Step 3: Cross multiply
    1,360.41x = 2,040.62 × 334.41
  4. Step 4: Simplify right side
    1,360.41x = 682,402.06
  5. Step 5: Solve for x
    x = 682,402.06/1,360.41
  6. Step 6: Final answer
    x = 501.62

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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.