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Finding the Fourth Proportional to 339,045.26, 467,904.32 and 188,142.26

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Solution

The fourth proportional to 339,045.26, 467,904.32 and 188,142.26 is: 259,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,045.26 : 467,904.32 = 188,142.26 : x
  2. Step 2: Convert to fraction form
    339,045.26/467,904.32 = 188,142.26/x
  3. Step 3: Cross multiply
    339,045.26x = 467,904.32 × 188,142.26
  4. Step 4: Simplify right side
    339,045.26x = 88,032,576,228.56
  5. Step 5: Solve for x
    x = 88,032,576,228.56/339,045.26
  6. Step 6: Final answer
    x = 259,648.45

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1.5x scale

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.