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Finding the Fourth Proportional to 333,843.25, 460,723.15 and 188,645.33

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Solution

The fourth proportional to 333,843.25, 460,723.15 and 188,645.33 is: 260,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,843.25 : 460,723.15 = 188,645.33 : x
  2. Step 2: Convert to fraction form
    333,843.25/460,723.15 = 188,645.33/x
  3. Step 3: Cross multiply
    333,843.25x = 460,723.15 × 188,645.33
  4. Step 4: Simplify right side
    333,843.25x = 86,913,268,575.36
  5. Step 5: Solve for x
    x = 86,913,268,575.36/333,843.25
  6. Step 6: Final answer
    x = 260,341.55

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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.