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Finding the Fourth Proportional to 332,775, 459,229.48 and 181,872

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Solution

The fourth proportional to 332,775, 459,229.48 and 181,872 is: 250,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,775 : 459,229.48 = 181,872 : x
  2. Step 2: Convert to fraction form
    332,775/459,229.48 = 181,872/x
  3. Step 3: Cross multiply
    332,775x = 459,229.48 × 181,872
  4. Step 4: Simplify right side
    332,775x = 83,520,983,986.56
  5. Step 5: Solve for x
    x = 83,520,983,986.56/332,775
  6. Step 6: Final answer
    x = 250,983.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.