Home / 227,039.50-340,034.37-219,166.30

Finding the Fourth Proportional to 227,039.50, 340,034.37 and 219,166.30

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Solution

The fourth proportional to 227,039.50, 340,034.37 and 219,166.30 is: 328,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,039.50 : 340,034.37 = 219,166.30 : x
  2. Step 2: Convert to fraction form
    227,039.50/340,034.37 = 219,166.30/x
  3. Step 3: Cross multiply
    227,039.50x = 340,034.37 × 219,166.30
  4. Step 4: Simplify right side
    227,039.50x = 74,524,074,745.73
  5. Step 5: Solve for x
    x = 74,524,074,745.73/227,039.50
  6. Step 6: Final answer
    x = 328,242.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.