Home / 783,198.65-1,174,798.90-214,584.59

Finding the Fourth Proportional to 783,198.65, 1,174,798.90 and 214,584.59

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Solution

The fourth proportional to 783,198.65, 1,174,798.90 and 214,584.59 is: 321,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,198.65 : 1,174,798.90 = 214,584.59 : x
  2. Step 2: Convert to fraction form
    783,198.65/1,174,798.90 = 214,584.59/x
  3. Step 3: Cross multiply
    783,198.65x = 1,174,798.90 × 214,584.59
  4. Step 4: Simplify right side
    783,198.65x = 252,093,734,414.96
  5. Step 5: Solve for x
    x = 252,093,734,414.96/783,198.65
  6. Step 6: Final answer
    x = 321,877.13

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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.