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Finding the Fourth Proportional to 599,749.82, 899,491.91 and 173,192.78

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Solution

The fourth proportional to 599,749.82, 899,491.91 and 173,192.78 is: 259,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,749.82 : 899,491.91 = 173,192.78 : x
  2. Step 2: Convert to fraction form
    599,749.82/899,491.91 = 173,192.78/x
  3. Step 3: Cross multiply
    599,749.82x = 899,491.91 × 173,192.78
  4. Step 4: Simplify right side
    599,749.82x = 155,785,507,324.49
  5. Step 5: Solve for x
    x = 155,785,507,324.49/599,749.82
  6. Step 6: Final answer
    x = 259,750.82

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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.