Home / 835,269.35-1,253,107.76-266,650.56

Finding the Fourth Proportional to 835,269.35, 1,253,107.76 and 266,650.56

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Solution

The fourth proportional to 835,269.35, 1,253,107.76 and 266,650.56 is: 400,040.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,269.35 : 1,253,107.76 = 266,650.56 : x
  2. Step 2: Convert to fraction form
    835,269.35/1,253,107.76 = 266,650.56/x
  3. Step 3: Cross multiply
    835,269.35x = 1,253,107.76 × 266,650.56
  4. Step 4: Simplify right side
    835,269.35x = 334,141,884,611.09
  5. Step 5: Solve for x
    x = 334,141,884,611.09/835,269.35
  6. Step 6: Final answer
    x = 400,040.88

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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.