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Finding the Third Proportional to 304.13 and 666.56

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Solution

The third proportional to 304.13 and 666.56 is: 1,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.13 : 666.56 = 666.56 : x
  2. Step 2: Convert to fraction form
    304.13/666.56 = 666.56/x
  3. Step 3: Cross multiply
    304.13x = 666.56 × 666.56
  4. Step 4: Simplify right side
    304.13x = 444,305.57
  5. Step 5: Solve for x
    x = 444,305.57/304.13
  6. Step 6: Final answer
    x = 1,460.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.