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Finding the Fourth Proportional to 227,047.92, 340,873.44 and 193,980.48

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Solution

The fourth proportional to 227,047.92, 340,873.44 and 193,980.48 is: 291,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,047.92 : 340,873.44 = 193,980.48 : x
  2. Step 2: Convert to fraction form
    227,047.92/340,873.44 = 193,980.48/x
  3. Step 3: Cross multiply
    227,047.92x = 340,873.44 × 193,980.48
  4. Step 4: Simplify right side
    227,047.92x = 66,122,793,510.45
  5. Step 5: Solve for x
    x = 66,122,793,510.45/227,047.92
  6. Step 6: Final answer
    x = 291,228.36

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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.