Home / 303,621.76-419,034.97-176,297.35

Finding the Fourth Proportional to 303,621.76, 419,034.97 and 176,297.35

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Solution

The fourth proportional to 303,621.76, 419,034.97 and 176,297.35 is: 243,311.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,621.76 : 419,034.97 = 176,297.35 : x
  2. Step 2: Convert to fraction form
    303,621.76/419,034.97 = 176,297.35/x
  3. Step 3: Cross multiply
    303,621.76x = 419,034.97 × 176,297.35
  4. Step 4: Simplify right side
    303,621.76x = 73,874,754,768.33
  5. Step 5: Solve for x
    x = 73,874,754,768.33/303,621.76
  6. Step 6: Final answer
    x = 243,311.79

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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.