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Finding the Fourth Proportional to 510,292.24, 765,610.56 and 225,943.97

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Solution

The fourth proportional to 510,292.24, 765,610.56 and 225,943.97 is: 338,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,292.24 : 765,610.56 = 225,943.97 : x
  2. Step 2: Convert to fraction form
    510,292.24/765,610.56 = 225,943.97/x
  3. Step 3: Cross multiply
    510,292.24x = 765,610.56 × 225,943.97
  4. Step 4: Simplify right side
    510,292.24x = 172,985,089,400.32
  5. Step 5: Solve for x
    x = 172,985,089,400.32/510,292.24
  6. Step 6: Final answer
    x = 338,992.20

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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.