Home / 247,760.20-369,768.02-223,845.40

Finding the Fourth Proportional to 247,760.20, 369,768.02 and 223,845.40

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Solution

The fourth proportional to 247,760.20, 369,768.02 and 223,845.40 is: 334,076.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,760.20 : 369,768.02 = 223,845.40 : x
  2. Step 2: Convert to fraction form
    247,760.20/369,768.02 = 223,845.40/x
  3. Step 3: Cross multiply
    247,760.20x = 369,768.02 × 223,845.40
  4. Step 4: Simplify right side
    247,760.20x = 82,770,870,344.11
  5. Step 5: Solve for x
    x = 82,770,870,344.11/247,760.20
  6. Step 6: Final answer
    x = 334,076.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.