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Finding the Third Proportional to 570.94 and 1,319.34

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Solution

The third proportional to 570.94 and 1,319.34 is: 3,048.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    570.94 : 1,319.34 = 1,319.34 : x
  2. Step 2: Convert to fraction form
    570.94/1,319.34 = 1,319.34/x
  3. Step 3: Cross multiply
    570.94x = 1,319.34 × 1,319.34
  4. Step 4: Simplify right side
    570.94x = 1,740,667.93
  5. Step 5: Solve for x
    x = 1,740,667.93/570.94
  6. Step 6: Final answer
    x = 3,048.79

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.