Home / 299,821.06-413,804.25-178,968.58

Finding the Fourth Proportional to 299,821.06, 413,804.25 and 178,968.58

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Solution

The fourth proportional to 299,821.06, 413,804.25 and 178,968.58 is: 247,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,821.06 : 413,804.25 = 178,968.58 : x
  2. Step 2: Convert to fraction form
    299,821.06/413,804.25 = 178,968.58/x
  3. Step 3: Cross multiply
    299,821.06x = 413,804.25 × 178,968.58
  4. Step 4: Simplify right side
    299,821.06x = 74,057,959,020.47
  5. Step 5: Solve for x
    x = 74,057,959,020.47/299,821.06
  6. Step 6: Final answer
    x = 247,007.19

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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.