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Finding the Fourth Proportional to 441,159.52, 608,635.20 and 259,760.56

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Solution

The fourth proportional to 441,159.52, 608,635.20 and 259,760.56 is: 358,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,159.52 : 608,635.20 = 259,760.56 : x
  2. Step 2: Convert to fraction form
    441,159.52/608,635.20 = 259,760.56/x
  3. Step 3: Cross multiply
    441,159.52x = 608,635.20 × 259,760.56
  4. Step 4: Simplify right side
    441,159.52x = 158,099,420,387.71
  5. Step 5: Solve for x
    x = 158,099,420,387.71/441,159.52
  6. Step 6: Final answer
    x = 358,372.46

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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.