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Finding the Fourth Proportional to 510,383.76, 765,747.36 and 226,034.88

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Solution

The fourth proportional to 510,383.76, 765,747.36 and 226,034.88 is: 339,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,383.76 : 765,747.36 = 226,034.88 : x
  2. Step 2: Convert to fraction form
    510,383.76/765,747.36 = 226,034.88/x
  3. Step 3: Cross multiply
    510,383.76x = 765,747.36 × 226,034.88
  4. Step 4: Simplify right side
    510,383.76x = 173,085,612,627.92
  5. Step 5: Solve for x
    x = 173,085,612,627.92/510,383.76
  6. Step 6: Final answer
    x = 339,128.37

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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.