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Finding the Third Proportional to 444,279.94 and 670,345.88

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Solution

The third proportional to 444,279.94 and 670,345.88 is: 1,011,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,279.94 : 670,345.88 = 670,345.88 : x
  2. Step 2: Convert to fraction form
    444,279.94/670,345.88 = 670,345.88/x
  3. Step 3: Cross multiply
    444,279.94x = 670,345.88 × 670,345.88
  4. Step 4: Simplify right side
    444,279.94x = 449,363,592,129.52
  5. Step 5: Solve for x
    x = 449,363,592,129.52/444,279.94
  6. Step 6: Final answer
    x = 1,011,442.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.