Home / 1,202,696.31-1,659,721.32-658,851.68

Finding the Fourth Proportional to 1,202,696.31, 1,659,721.32 and 658,851.68

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Solution

The fourth proportional to 1,202,696.31, 1,659,721.32 and 658,851.68 is: 909,215.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,696.31 : 1,659,721.32 = 658,851.68 : x
  2. Step 2: Convert to fraction form
    1,202,696.31/1,659,721.32 = 658,851.68/x
  3. Step 3: Cross multiply
    1,202,696.31x = 1,659,721.32 × 658,851.68
  4. Step 4: Simplify right side
    1,202,696.31x = 1,093,510,184,163.12
  5. Step 5: Solve for x
    x = 1,093,510,184,163.12/1,202,696.31
  6. Step 6: Final answer
    x = 909,215.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.