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Finding the Fourth Proportional to 275,676.33, 380,577.83 and 185,506.41

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Solution

The fourth proportional to 275,676.33, 380,577.83 and 185,506.41 is: 256,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,676.33 : 380,577.83 = 185,506.41 : x
  2. Step 2: Convert to fraction form
    275,676.33/380,577.83 = 185,506.41/x
  3. Step 3: Cross multiply
    275,676.33x = 380,577.83 × 185,506.41
  4. Step 4: Simplify right side
    275,676.33x = 70,599,626,041.36
  5. Step 5: Solve for x
    x = 70,599,626,041.36/275,676.33
  6. Step 6: Final answer
    x = 256,096.07

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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.