Home / 429,390.72-591,584.46-332,260.62

Finding the Fourth Proportional to 429,390.72, 591,584.46 and 332,260.62

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Solution

The fourth proportional to 429,390.72, 591,584.46 and 332,260.62 is: 457,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,390.72 : 591,584.46 = 332,260.62 : x
  2. Step 2: Convert to fraction form
    429,390.72/591,584.46 = 332,260.62/x
  3. Step 3: Cross multiply
    429,390.72x = 591,584.46 × 332,260.62
  4. Step 4: Simplify right side
    429,390.72x = 196,560,219,461.97
  5. Step 5: Solve for x
    x = 196,560,219,461.97/429,390.72
  6. Step 6: Final answer
    x = 457,765.41

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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.