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Finding the Fourth Proportional to 338,980.33, 467,788.62 and 195,737.23

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Solution

The fourth proportional to 338,980.33, 467,788.62 and 195,737.23 is: 270,114.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,980.33 : 467,788.62 = 195,737.23 : x
  2. Step 2: Convert to fraction form
    338,980.33/467,788.62 = 195,737.23/x
  3. Step 3: Cross multiply
    338,980.33x = 467,788.62 × 195,737.23
  4. Step 4: Simplify right side
    338,980.33x = 91,563,648,704.32
  5. Step 5: Solve for x
    x = 91,563,648,704.32/338,980.33
  6. Step 6: Final answer
    x = 270,114.93

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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.