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Finding the Fourth Proportional to 338,696.18, 467,294.37 and 195,437.42

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Solution

The fourth proportional to 338,696.18, 467,294.37 and 195,437.42 is: 269,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,696.18 : 467,294.37 = 195,437.42 : x
  2. Step 2: Convert to fraction form
    338,696.18/467,294.37 = 195,437.42/x
  3. Step 3: Cross multiply
    338,696.18x = 467,294.37 × 195,437.42
  4. Step 4: Simplify right side
    338,696.18x = 91,326,806,053.33
  5. Step 5: Solve for x
    x = 91,326,806,053.33/338,696.18
  6. Step 6: Final answer
    x = 269,642.27

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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.