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Finding the Fourth Proportional to 952.02, 1,313.55 and 579.02

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Solution

The fourth proportional to 952.02, 1,313.55 and 579.02 is: 798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.02 : 1,313.55 = 579.02 : x
  2. Step 2: Convert to fraction form
    952.02/1,313.55 = 579.02/x
  3. Step 3: Cross multiply
    952.02x = 1,313.55 × 579.02
  4. Step 4: Simplify right side
    952.02x = 760,565.15
  5. Step 5: Solve for x
    x = 760,565.15/952.02
  6. Step 6: Final answer
    x = 798.90

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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.