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Finding the Fourth Proportional to 511,044.40, 765,996.36 and 226,792.72

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Solution

The fourth proportional to 511,044.40, 765,996.36 and 226,792.72 is: 339,936.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,044.40 : 765,996.36 = 226,792.72 : x
  2. Step 2: Convert to fraction form
    511,044.40/765,996.36 = 226,792.72/x
  3. Step 3: Cross multiply
    511,044.40x = 765,996.36 × 226,792.72
  4. Step 4: Simplify right side
    511,044.40x = 173,722,397,994.50
  5. Step 5: Solve for x
    x = 173,722,397,994.50/511,044.40
  6. Step 6: Final answer
    x = 339,936.02

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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.