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Finding the Third Proportional to 437,308.88 and 674,638.88

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Solution

The third proportional to 437,308.88 and 674,638.88 is: 1,040,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,308.88 : 674,638.88 = 674,638.88 : x
  2. Step 2: Convert to fraction form
    437,308.88/674,638.88 = 674,638.88/x
  3. Step 3: Cross multiply
    437,308.88x = 674,638.88 × 674,638.88
  4. Step 4: Simplify right side
    437,308.88x = 455,137,611,661.27
  5. Step 5: Solve for x
    x = 455,137,611,661.27/437,308.88
  6. Step 6: Final answer
    x = 1,040,769.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.