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Finding the Third Proportional to 491,200.88 and 738,625.50

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Solution

The third proportional to 491,200.88 and 738,625.50 is: 1,110,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,200.88 : 738,625.50 = 738,625.50 : x
  2. Step 2: Convert to fraction form
    491,200.88/738,625.50 = 738,625.50/x
  3. Step 3: Cross multiply
    491,200.88x = 738,625.50 × 738,625.50
  4. Step 4: Simplify right side
    491,200.88x = 545,567,629,250.25
  5. Step 5: Solve for x
    x = 545,567,629,250.25/491,200.88
  6. Step 6: Final answer
    x = 1,110,681.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.