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Finding the Fourth Proportional to 1,046.49, 1,443.87 and 604.36

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Solution

The fourth proportional to 1,046.49, 1,443.87 and 604.36 is: 833.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.49 : 1,443.87 = 604.36 : x
  2. Step 2: Convert to fraction form
    1,046.49/1,443.87 = 604.36/x
  3. Step 3: Cross multiply
    1,046.49x = 1,443.87 × 604.36
  4. Step 4: Simplify right side
    1,046.49x = 872,617.27
  5. Step 5: Solve for x
    x = 872,617.27/1,046.49
  6. Step 6: Final answer
    x = 833.85

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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.