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Finding the Fourth Proportional to 339,552.75, 468,597.38 and 188,649.75

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Solution

The fourth proportional to 339,552.75, 468,597.38 and 188,649.75 is: 260,344.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,552.75 : 468,597.38 = 188,649.75 : x
  2. Step 2: Convert to fraction form
    339,552.75/468,597.38 = 188,649.75/x
  3. Step 3: Cross multiply
    339,552.75x = 468,597.38 × 188,649.75
  4. Step 4: Simplify right side
    339,552.75x = 88,400,777,644.41
  5. Step 5: Solve for x
    x = 88,400,777,644.41/339,552.75
  6. Step 6: Final answer
    x = 260,344.76

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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.