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Finding the Fourth Proportional to 637.93, 878.49 and 441.10

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Solution

The fourth proportional to 637.93, 878.49 and 441.10 is: 607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.93 : 878.49 = 441.10 : x
  2. Step 2: Convert to fraction form
    637.93/878.49 = 441.10/x
  3. Step 3: Cross multiply
    637.93x = 878.49 × 441.10
  4. Step 4: Simplify right side
    637.93x = 387,501.94
  5. Step 5: Solve for x
    x = 387,501.94/637.93
  6. Step 6: Final answer
    x = 607.44

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