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Finding the Fourth Proportional to 339,050.25, 467,911.22 and 188,147.25

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Solution

The fourth proportional to 339,050.25, 467,911.22 and 188,147.25 is: 259,655.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,050.25 : 467,911.22 = 188,147.25 : x
  2. Step 2: Convert to fraction form
    339,050.25/467,911.22 = 188,147.25/x
  3. Step 3: Cross multiply
    339,050.25x = 467,911.22 × 188,147.25
  4. Step 4: Simplify right side
    339,050.25x = 88,036,208,346.41
  5. Step 5: Solve for x
    x = 88,036,208,346.41/339,050.25
  6. Step 6: Final answer
    x = 259,655.34

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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.