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Finding the Fourth Proportional to 229,930.28, 347,055.06 and 229,930.28

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Solution

The fourth proportional to 229,930.28, 347,055.06 and 229,930.28 is: 347,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,930.28 : 347,055.06 = 229,930.28 : x
  2. Step 2: Convert to fraction form
    229,930.28/347,055.06 = 229,930.28/x
  3. Step 3: Cross multiply
    229,930.28x = 347,055.06 × 229,930.28
  4. Step 4: Simplify right side
    229,930.28x = 79,798,467,121.22
  5. Step 5: Solve for x
    x = 79,798,467,121.22/229,930.28
  6. Step 6: Final answer
    x = 347,055.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.