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Finding the Fourth Proportional to 1,046.07, 1,443.54 and 603.97

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Solution

The fourth proportional to 1,046.07, 1,443.54 and 603.97 is: 833.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.07 : 1,443.54 = 603.97 : x
  2. Step 2: Convert to fraction form
    1,046.07/1,443.54 = 603.97/x
  3. Step 3: Cross multiply
    1,046.07x = 1,443.54 × 603.97
  4. Step 4: Simplify right side
    1,046.07x = 871,854.85
  5. Step 5: Solve for x
    x = 871,854.85/1,046.07
  6. Step 6: Final answer
    x = 833.46

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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.