Home / 804,576.28-1,206,863.37-205,537.90

Finding the Fourth Proportional to 804,576.28, 1,206,863.37 and 205,537.90

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Solution

The fourth proportional to 804,576.28, 1,206,863.37 and 205,537.90 is: 308,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,576.28 : 1,206,863.37 = 205,537.90 : x
  2. Step 2: Convert to fraction form
    804,576.28/1,206,863.37 = 205,537.90/x
  3. Step 3: Cross multiply
    804,576.28x = 1,206,863.37 × 205,537.90
  4. Step 4: Simplify right side
    804,576.28x = 248,056,162,656.72
  5. Step 5: Solve for x
    x = 248,056,162,656.72/804,576.28
  6. Step 6: Final answer
    x = 308,306.58

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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.