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Finding the Fourth Proportional to 619,757.46, 930,029.46 and 264,774.16

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Solution

The fourth proportional to 619,757.46, 930,029.46 and 264,774.16 is: 397,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,757.46 : 930,029.46 = 264,774.16 : x
  2. Step 2: Convert to fraction form
    619,757.46/930,029.46 = 264,774.16/x
  3. Step 3: Cross multiply
    619,757.46x = 930,029.46 × 264,774.16
  4. Step 4: Simplify right side
    619,757.46x = 246,247,769,046.75
  5. Step 5: Solve for x
    x = 246,247,769,046.75/619,757.46
  6. Step 6: Final answer
    x = 397,329.25

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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.