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Finding the Fourth Proportional to 474,663.54, 655,034.60 and 259,801.73

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Solution

The fourth proportional to 474,663.54, 655,034.60 and 259,801.73 is: 358,525.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,663.54 : 655,034.60 = 259,801.73 : x
  2. Step 2: Convert to fraction form
    474,663.54/655,034.60 = 259,801.73/x
  3. Step 3: Cross multiply
    474,663.54x = 655,034.60 × 259,801.73
  4. Step 4: Simplify right side
    474,663.54x = 170,179,120,659.18
  5. Step 5: Solve for x
    x = 170,179,120,659.18/474,663.54
  6. Step 6: Final answer
    x = 358,525.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.