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Finding the Third Proportional to 301,125.75 and 668,681.25

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Solution

The third proportional to 301,125.75 and 668,681.25 is: 1,484,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,125.75 : 668,681.25 = 668,681.25 : x
  2. Step 2: Convert to fraction form
    301,125.75/668,681.25 = 668,681.25/x
  3. Step 3: Cross multiply
    301,125.75x = 668,681.25 × 668,681.25
  4. Step 4: Simplify right side
    301,125.75x = 447,134,614,101.56
  5. Step 5: Solve for x
    x = 447,134,614,101.56/301,125.75
  6. Step 6: Final answer
    x = 1,484,876.71

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.