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Finding the Fourth Proportional to 654,960.33, 982,440.46 and 181,645.67

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Solution

The fourth proportional to 654,960.33, 982,440.46 and 181,645.67 is: 272,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,960.33 : 982,440.46 = 181,645.67 : x
  2. Step 2: Convert to fraction form
    654,960.33/982,440.46 = 181,645.67/x
  3. Step 3: Cross multiply
    654,960.33x = 982,440.46 × 181,645.67
  4. Step 4: Simplify right side
    654,960.33x = 178,456,058,274.97
  5. Step 5: Solve for x
    x = 178,456,058,274.97/654,960.33
  6. Step 6: Final answer
    x = 272,468.50

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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.