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Finding the Fourth Proportional to 269,490.60, 404,235.90 and 164,514.60

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Solution

The fourth proportional to 269,490.60, 404,235.90 and 164,514.60 is: 246,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,490.60 : 404,235.90 = 164,514.60 : x
  2. Step 2: Convert to fraction form
    269,490.60/404,235.90 = 164,514.60/x
  3. Step 3: Cross multiply
    269,490.60x = 404,235.90 × 164,514.60
  4. Step 4: Simplify right side
    269,490.60x = 66,502,707,394.14
  5. Step 5: Solve for x
    x = 66,502,707,394.14/269,490.60
  6. Step 6: Final answer
    x = 246,771.90

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1.5x scale

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.