Home / 338,782.21-467,507.69-187,893.25

Finding the Fourth Proportional to 338,782.21, 467,507.69 and 187,893.25

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Solution

The fourth proportional to 338,782.21, 467,507.69 and 187,893.25 is: 259,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,782.21 : 467,507.69 = 187,893.25 : x
  2. Step 2: Convert to fraction form
    338,782.21/467,507.69 = 187,893.25/x
  3. Step 3: Cross multiply
    338,782.21x = 467,507.69 × 187,893.25
  4. Step 4: Simplify right side
    338,782.21x = 87,841,536,936.55
  5. Step 5: Solve for x
    x = 87,841,536,936.55/338,782.21
  6. Step 6: Final answer
    x = 259,286.16

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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.