Home / 863,036.76-1,294,508.54-263,997.98

Finding the Fourth Proportional to 863,036.76, 1,294,508.54 and 263,997.98

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Solution

The fourth proportional to 863,036.76, 1,294,508.54 and 263,997.98 is: 395,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,036.76 : 1,294,508.54 = 263,997.98 : x
  2. Step 2: Convert to fraction form
    863,036.76/1,294,508.54 = 263,997.98/x
  3. Step 3: Cross multiply
    863,036.76x = 1,294,508.54 × 263,997.98
  4. Step 4: Simplify right side
    863,036.76x = 341,747,640,395.33
  5. Step 5: Solve for x
    x = 341,747,640,395.33/863,036.76
  6. Step 6: Final answer
    x = 395,982.72

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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.