Home / 826,336.25-1,239,509.84-227,360.69

Finding the Fourth Proportional to 826,336.25, 1,239,509.84 and 227,360.69

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Solution

The fourth proportional to 826,336.25, 1,239,509.84 and 227,360.69 is: 341,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,336.25 : 1,239,509.84 = 227,360.69 : x
  2. Step 2: Convert to fraction form
    826,336.25/1,239,509.84 = 227,360.69/x
  3. Step 3: Cross multiply
    826,336.25x = 1,239,509.84 × 227,360.69
  4. Step 4: Simplify right side
    826,336.25x = 281,815,805,149.84
  5. Step 5: Solve for x
    x = 281,815,805,149.84/826,336.25
  6. Step 6: Final answer
    x = 341,042.53

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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.