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Finding the Fourth Proportional to 1,010.41, 1,512.41 and 662.92

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Solution

The fourth proportional to 1,010.41, 1,512.41 and 662.92 is: 992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010.41 : 1,512.41 = 662.92 : x
  2. Step 2: Convert to fraction form
    1,010.41/1,512.41 = 662.92/x
  3. Step 3: Cross multiply
    1,010.41x = 1,512.41 × 662.92
  4. Step 4: Simplify right side
    1,010.41x = 1,002,599.74
  5. Step 5: Solve for x
    x = 1,002,599.74/1,010.41
  6. Step 6: Final answer
    x = 992.27

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.