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Finding the Fourth Proportional to 227,253.17, 340,879.76 and 69,481.62

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Solution

The fourth proportional to 227,253.17, 340,879.76 and 69,481.62 is: 104,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,253.17 : 340,879.76 = 69,481.62 : x
  2. Step 2: Convert to fraction form
    227,253.17/340,879.76 = 69,481.62/x
  3. Step 3: Cross multiply
    227,253.17x = 340,879.76 × 69,481.62
  4. Step 4: Simplify right side
    227,253.17x = 23,684,877,950.01
  5. Step 5: Solve for x
    x = 23,684,877,950.01/227,253.17
  6. Step 6: Final answer
    x = 104,222.43

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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.