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Finding the Fourth Proportional to 537,481.20, 741,722.58 and 295,779.45

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Solution

The fourth proportional to 537,481.20, 741,722.58 and 295,779.45 is: 408,174.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,481.20 : 741,722.58 = 295,779.45 : x
  2. Step 2: Convert to fraction form
    537,481.20/741,722.58 = 295,779.45/x
  3. Step 3: Cross multiply
    537,481.20x = 741,722.58 × 295,779.45
  4. Step 4: Simplify right side
    537,481.20x = 219,386,296,764.98
  5. Step 5: Solve for x
    x = 219,386,296,764.98/537,481.20
  6. Step 6: Final answer
    x = 408,174.83

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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.