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Finding the Fourth Proportional to 619,754.28, 930,024.68 and 264,770.97

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Solution

The fourth proportional to 619,754.28, 930,024.68 and 264,770.97 is: 397,324.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,754.28 : 930,024.68 = 264,770.97 : x
  2. Step 2: Convert to fraction form
    619,754.28/930,024.68 = 264,770.97/x
  3. Step 3: Cross multiply
    619,754.28x = 930,024.68 × 264,770.97
  4. Step 4: Simplify right side
    619,754.28x = 246,243,535,323.69
  5. Step 5: Solve for x
    x = 246,243,535,323.69/619,754.28
  6. Step 6: Final answer
    x = 397,324.46

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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.