Home / 331,065.64-496,594.94-219,246.15

Finding the Fourth Proportional to 331,065.64, 496,594.94 and 219,246.15

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Solution

The fourth proportional to 331,065.64, 496,594.94 and 219,246.15 is: 328,866.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,065.64 : 496,594.94 = 219,246.15 : x
  2. Step 2: Convert to fraction form
    331,065.64/496,594.94 = 219,246.15/x
  3. Step 3: Cross multiply
    331,065.64x = 496,594.94 × 219,246.15
  4. Step 4: Simplify right side
    331,065.64x = 108,876,527,608.25
  5. Step 5: Solve for x
    x = 108,876,527,608.25/331,065.64
  6. Step 6: Final answer
    x = 328,866.89

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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.