Home / 329,943.25-455,322.90-179,040.25

Finding the Fourth Proportional to 329,943.25, 455,322.90 and 179,040.25

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Solution

The fourth proportional to 329,943.25, 455,322.90 and 179,040.25 is: 247,076.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,943.25 : 455,322.90 = 179,040.25 : x
  2. Step 2: Convert to fraction form
    329,943.25/455,322.90 = 179,040.25/x
  3. Step 3: Cross multiply
    329,943.25x = 455,322.90 × 179,040.25
  4. Step 4: Simplify right side
    329,943.25x = 81,521,125,846.73
  5. Step 5: Solve for x
    x = 81,521,125,846.73/329,943.25
  6. Step 6: Final answer
    x = 247,076.20

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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.