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Finding the Third Proportional to 433.48 and 673.00

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Solution

The third proportional to 433.48 and 673.00 is: 1,044.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.48 : 673.00 = 673.00 : x
  2. Step 2: Convert to fraction form
    433.48/673.00 = 673.00/x
  3. Step 3: Cross multiply
    433.48x = 673.00 × 673.00
  4. Step 4: Simplify right side
    433.48x = 452,923.74
  5. Step 5: Solve for x
    x = 452,923.74/433.48
  6. Step 6: Final answer
    x = 1,044.86

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.