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Finding the Fourth Proportional to 591,080.24, 815,631.82 and 332,950

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Solution

The fourth proportional to 591,080.24, 815,631.82 and 332,950 is: 459,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,080.24 : 815,631.82 = 332,950 : x
  2. Step 2: Convert to fraction form
    591,080.24/815,631.82 = 332,950/x
  3. Step 3: Cross multiply
    591,080.24x = 815,631.82 × 332,950
  4. Step 4: Simplify right side
    591,080.24x = 271,564,614,469.00
  5. Step 5: Solve for x
    x = 271,564,614,469.00/591,080.24
  6. Step 6: Final answer
    x = 459,437.82

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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.