Home / 322,631.85-445,237.04-177,443.94

Finding the Fourth Proportional to 322,631.85, 445,237.04 and 177,443.94

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Solution

The fourth proportional to 322,631.85, 445,237.04 and 177,443.94 is: 244,875.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,631.85 : 445,237.04 = 177,443.94 : x
  2. Step 2: Convert to fraction form
    322,631.85/445,237.04 = 177,443.94/x
  3. Step 3: Cross multiply
    322,631.85x = 445,237.04 × 177,443.94
  4. Step 4: Simplify right side
    322,631.85x = 79,004,615,055.15
  5. Step 5: Solve for x
    x = 79,004,615,055.15/322,631.85
  6. Step 6: Final answer
    x = 244,875.44

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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.