Home / 722,261.07-1,083,166.97-242,395.47

Finding the Fourth Proportional to 722,261.07, 1,083,166.97 and 242,395.47

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Solution

The fourth proportional to 722,261.07, 1,083,166.97 and 242,395.47 is: 363,517.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,261.07 : 1,083,166.97 = 242,395.47 : x
  2. Step 2: Convert to fraction form
    722,261.07/1,083,166.97 = 242,395.47/x
  3. Step 3: Cross multiply
    722,261.07x = 1,083,166.97 × 242,395.47
  4. Step 4: Simplify right side
    722,261.07x = 262,554,765,569.65
  5. Step 5: Solve for x
    x = 262,554,765,569.65/722,261.07
  6. Step 6: Final answer
    x = 363,517.81

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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.