Home / 328,986.20-454,002.33-178,083.20

Finding the Fourth Proportional to 328,986.20, 454,002.33 and 178,083.20

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Solution

The fourth proportional to 328,986.20, 454,002.33 and 178,083.20 is: 245,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,986.20 : 454,002.33 = 178,083.20 : x
  2. Step 2: Convert to fraction form
    328,986.20/454,002.33 = 178,083.20/x
  3. Step 3: Cross multiply
    328,986.20x = 454,002.33 × 178,083.20
  4. Step 4: Simplify right side
    328,986.20x = 80,850,185,463.84
  5. Step 5: Solve for x
    x = 80,850,185,463.84/328,986.20
  6. Step 6: Final answer
    x = 245,755.56

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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.