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Finding the Fourth Proportional to 533,049.39, 799,712.57 and 159,072.39

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Solution

The fourth proportional to 533,049.39, 799,712.57 and 159,072.39 is: 238,649.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,049.39 : 799,712.57 = 159,072.39 : x
  2. Step 2: Convert to fraction form
    533,049.39/799,712.57 = 159,072.39/x
  3. Step 3: Cross multiply
    533,049.39x = 799,712.57 × 159,072.39
  4. Step 4: Simplify right side
    533,049.39x = 127,212,189,822.94
  5. Step 5: Solve for x
    x = 127,212,189,822.94/533,049.39
  6. Step 6: Final answer
    x = 238,649.91

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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.