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Finding the Third Proportional to 303.54 and 564.05

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Solution

The third proportional to 303.54 and 564.05 is: 1,048.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    303.54 : 564.05 = 564.05 : x
  2. Step 2: Convert to fraction form
    303.54/564.05 = 564.05/x
  3. Step 3: Cross multiply
    303.54x = 564.05 × 564.05
  4. Step 4: Simplify right side
    303.54x = 318,148.88
  5. Step 5: Solve for x
    x = 318,148.88/303.54
  6. Step 6: Final answer
    x = 1,048.13

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.