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Finding the Fourth Proportional to 344,297.54, 474,629.86 and 240,609.82

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Solution

The fourth proportional to 344,297.54, 474,629.86 and 240,609.82 is: 331,691.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,297.54 : 474,629.86 = 240,609.82 : x
  2. Step 2: Convert to fraction form
    344,297.54/474,629.86 = 240,609.82/x
  3. Step 3: Cross multiply
    344,297.54x = 474,629.86 × 240,609.82
  4. Step 4: Simplify right side
    344,297.54x = 114,200,605,181.23
  5. Step 5: Solve for x
    x = 114,200,605,181.23/344,297.54
  6. Step 6: Final answer
    x = 331,691.61

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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.