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Finding the Fourth Proportional to 269,684.60, 403,749.30 and 164,708.60

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Solution

The fourth proportional to 269,684.60, 403,749.30 and 164,708.60 is: 246,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,684.60 : 403,749.30 = 164,708.60 : x
  2. Step 2: Convert to fraction form
    269,684.60/403,749.30 = 164,708.60/x
  3. Step 3: Cross multiply
    269,684.60x = 403,749.30 × 164,708.60
  4. Step 4: Simplify right side
    269,684.60x = 66,500,981,953.98
  5. Step 5: Solve for x
    x = 66,500,981,953.98/269,684.60
  6. Step 6: Final answer
    x = 246,587.98

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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.