Home / 329,943.75-455,323.59-179,040.75

Finding the Fourth Proportional to 329,943.75, 455,323.59 and 179,040.75

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Solution

The fourth proportional to 329,943.75, 455,323.59 and 179,040.75 is: 247,076.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,943.75 : 455,323.59 = 179,040.75 : x
  2. Step 2: Convert to fraction form
    329,943.75/455,323.59 = 179,040.75/x
  3. Step 3: Cross multiply
    329,943.75x = 455,323.59 × 179,040.75
  4. Step 4: Simplify right side
    329,943.75x = 81,521,477,046.29
  5. Step 5: Solve for x
    x = 81,521,477,046.29/329,943.75
  6. Step 6: Final answer
    x = 247,076.89

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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.