Home / 679,567.33-1,019,357.03-206,252.61

Finding the Fourth Proportional to 679,567.33, 1,019,357.03 and 206,252.61

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Solution

The fourth proportional to 679,567.33, 1,019,357.03 and 206,252.61 is: 309,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,567.33 : 1,019,357.03 = 206,252.61 : x
  2. Step 2: Convert to fraction form
    679,567.33/1,019,357.03 = 206,252.61/x
  3. Step 3: Cross multiply
    679,567.33x = 1,019,357.03 × 206,252.61
  4. Step 4: Simplify right side
    679,567.33x = 210,245,047,959.35
  5. Step 5: Solve for x
    x = 210,245,047,959.35/679,567.33
  6. Step 6: Final answer
    x = 309,380.75

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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.