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Finding the Fourth Proportional to 952.02, 1,313.25 and 558.97

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Solution

The fourth proportional to 952.02, 1,313.25 and 558.97 is: 771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.02 : 1,313.25 = 558.97 : x
  2. Step 2: Convert to fraction form
    952.02/1,313.25 = 558.97/x
  3. Step 3: Cross multiply
    952.02x = 1,313.25 × 558.97
  4. Step 4: Simplify right side
    952.02x = 734,067.35
  5. Step 5: Solve for x
    x = 734,067.35/952.02
  6. Step 6: Final answer
    x = 771.06

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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.