Home / 863,010.24-1,294,307.70-263,976.66

Finding the Fourth Proportional to 863,010.24, 1,294,307.70 and 263,976.66

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Solution

The fourth proportional to 863,010.24, 1,294,307.70 and 263,976.66 is: 395,901.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,010.24 : 1,294,307.70 = 263,976.66 : x
  2. Step 2: Convert to fraction form
    863,010.24/1,294,307.70 = 263,976.66/x
  3. Step 3: Cross multiply
    863,010.24x = 1,294,307.70 × 263,976.66
  4. Step 4: Simplify right side
    863,010.24x = 341,667,023,658.28
  5. Step 5: Solve for x
    x = 341,667,023,658.28/863,010.24
  6. Step 6: Final answer
    x = 395,901.47

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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.