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Finding the Fourth Proportional to 481,906.36, 722,854.31 and 197,533.52

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Solution

The fourth proportional to 481,906.36, 722,854.31 and 197,533.52 is: 296,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,906.36 : 722,854.31 = 197,533.52 : x
  2. Step 2: Convert to fraction form
    481,906.36/722,854.31 = 197,533.52/x
  3. Step 3: Cross multiply
    481,906.36x = 722,854.31 × 197,533.52
  4. Step 4: Simplify right side
    481,906.36x = 142,787,952,687.20
  5. Step 5: Solve for x
    x = 142,787,952,687.20/481,906.36
  6. Step 6: Final answer
    x = 296,298.13

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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.