Home / 329,923.80-455,295.60-179,020.80

Finding the Fourth Proportional to 329,923.80, 455,295.60 and 179,020.80

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Solution

The fourth proportional to 329,923.80, 455,295.60 and 179,020.80 is: 247,049.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,923.80 : 455,295.60 = 179,020.80 : x
  2. Step 2: Convert to fraction form
    329,923.80/455,295.60 = 179,020.80/x
  3. Step 3: Cross multiply
    329,923.80x = 455,295.60 × 179,020.80
  4. Step 4: Simplify right side
    329,923.80x = 81,507,382,548.48
  5. Step 5: Solve for x
    x = 81,507,382,548.48/329,923.80
  6. Step 6: Final answer
    x = 247,049.11

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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.