Home / 322,542.36-445,088.94-179,297.40

Finding the Fourth Proportional to 322,542.36, 445,088.94 and 179,297.40

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Solution

The fourth proportional to 322,542.36, 445,088.94 and 179,297.40 is: 247,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,542.36 : 445,088.94 = 179,297.40 : x
  2. Step 2: Convert to fraction form
    322,542.36/445,088.94 = 179,297.40/x
  3. Step 3: Cross multiply
    322,542.36x = 445,088.94 × 179,297.40
  4. Step 4: Simplify right side
    322,542.36x = 79,803,289,710.76
  5. Step 5: Solve for x
    x = 79,803,289,710.76/322,542.36
  6. Step 6: Final answer
    x = 247,419.56

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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.