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Finding the Fourth Proportional to 333,658.20, 460,481.31 and 190,439.82

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Solution

The fourth proportional to 333,658.20, 460,481.31 and 190,439.82 is: 262,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,658.20 : 460,481.31 = 190,439.82 : x
  2. Step 2: Convert to fraction form
    333,658.20/460,481.31 = 190,439.82/x
  3. Step 3: Cross multiply
    333,658.20x = 460,481.31 × 190,439.82
  4. Step 4: Simplify right side
    333,658.20x = 87,693,977,789.76
  5. Step 5: Solve for x
    x = 87,693,977,789.76/333,658.20
  6. Step 6: Final answer
    x = 262,825.78

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1.5x scale

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.