Home / 758,301.56-1,046,481.97-448,469.73

Finding the Fourth Proportional to 758,301.56, 1,046,481.97 and 448,469.73

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Solution

The fourth proportional to 758,301.56, 1,046,481.97 and 448,469.73 is: 618,903.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,301.56 : 1,046,481.97 = 448,469.73 : x
  2. Step 2: Convert to fraction form
    758,301.56/1,046,481.97 = 448,469.73/x
  3. Step 3: Cross multiply
    758,301.56x = 1,046,481.97 × 448,469.73
  4. Step 4: Simplify right side
    758,301.56x = 469,315,490,249.78
  5. Step 5: Solve for x
    x = 469,315,490,249.78/758,301.56
  6. Step 6: Final answer
    x = 618,903.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.