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Finding the Fourth Proportional to 324,152.15, 446,794.56 and 216,682.97

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Solution

The fourth proportional to 324,152.15, 446,794.56 and 216,682.97 is: 298,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,152.15 : 446,794.56 = 216,682.97 : x
  2. Step 2: Convert to fraction form
    324,152.15/446,794.56 = 216,682.97/x
  3. Step 3: Cross multiply
    324,152.15x = 446,794.56 × 216,682.97
  4. Step 4: Simplify right side
    324,152.15x = 96,812,770,006.67
  5. Step 5: Solve for x
    x = 96,812,770,006.67/324,152.15
  6. Step 6: Final answer
    x = 298,664.60

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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.