Home / 739,758.33-1,109,375.06-266,316.57

Finding the Fourth Proportional to 739,758.33, 1,109,375.06 and 266,316.57

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Solution

The fourth proportional to 739,758.33, 1,109,375.06 and 266,316.57 is: 399,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,758.33 : 1,109,375.06 = 266,316.57 : x
  2. Step 2: Convert to fraction form
    739,758.33/1,109,375.06 = 266,316.57/x
  3. Step 3: Cross multiply
    739,758.33x = 1,109,375.06 × 266,316.57
  4. Step 4: Simplify right side
    739,758.33x = 295,444,959,491.16
  5. Step 5: Solve for x
    x = 295,444,959,491.16/739,758.33
  6. Step 6: Final answer
    x = 399,380.38

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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.