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Finding the Fourth Proportional to 571,635.44, 857,486.82 and 192,524.48

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Solution

The fourth proportional to 571,635.44, 857,486.82 and 192,524.48 is: 288,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,635.44 : 857,486.82 = 192,524.48 : x
  2. Step 2: Convert to fraction form
    571,635.44/857,486.82 = 192,524.48/x
  3. Step 3: Cross multiply
    571,635.44x = 857,486.82 × 192,524.48
  4. Step 4: Simplify right side
    571,635.44x = 165,087,204,127.35
  5. Step 5: Solve for x
    x = 165,087,204,127.35/571,635.44
  6. Step 6: Final answer
    x = 288,798.06

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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.