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Finding the Fourth Proportional to 248,293.44, 342,324.72 and 180,408.96

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Solution

The fourth proportional to 248,293.44, 342,324.72 and 180,408.96 is: 248,731.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,293.44 : 342,324.72 = 180,408.96 : x
  2. Step 2: Convert to fraction form
    248,293.44/342,324.72 = 180,408.96/x
  3. Step 3: Cross multiply
    248,293.44x = 342,324.72 × 180,408.96
  4. Step 4: Simplify right side
    248,293.44x = 61,758,446,717.49
  5. Step 5: Solve for x
    x = 61,758,446,717.49/248,293.44
  6. Step 6: Final answer
    x = 248,731.69

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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.