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Finding the Fourth Proportional to 297,903.25, 446,714.08 and 108,231.35

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Solution

The fourth proportional to 297,903.25, 446,714.08 and 108,231.35 is: 162,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,903.25 : 446,714.08 = 108,231.35 : x
  2. Step 2: Convert to fraction form
    297,903.25/446,714.08 = 108,231.35/x
  3. Step 3: Cross multiply
    297,903.25x = 446,714.08 × 108,231.35
  4. Step 4: Simplify right side
    297,903.25x = 48,348,467,942.41
  5. Step 5: Solve for x
    x = 48,348,467,942.41/297,903.25
  6. Step 6: Final answer
    x = 162,295.87

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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.