Home / 1,166,446.38-1,749,669.59-279,982.38

Finding the Fourth Proportional to 1,166,446.38, 1,749,669.59 and 279,982.38

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Solution

The fourth proportional to 1,166,446.38, 1,749,669.59 and 279,982.38 is: 419,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,446.38 : 1,749,669.59 = 279,982.38 : x
  2. Step 2: Convert to fraction form
    1,166,446.38/1,749,669.59 = 279,982.38/x
  3. Step 3: Cross multiply
    1,166,446.38x = 1,749,669.59 × 279,982.38
  4. Step 4: Simplify right side
    1,166,446.38x = 489,876,656,021.82
  5. Step 5: Solve for x
    x = 489,876,656,021.82/1,166,446.38
  6. Step 6: Final answer
    x = 419,973.57

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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.