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Finding the Fourth Proportional to 416,907.54, 626,198.22 and 248,756.04

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Solution

The fourth proportional to 416,907.54, 626,198.22 and 248,756.04 is: 373,633.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,907.54 : 626,198.22 = 248,756.04 : x
  2. Step 2: Convert to fraction form
    416,907.54/626,198.22 = 248,756.04/x
  3. Step 3: Cross multiply
    416,907.54x = 626,198.22 × 248,756.04
  4. Step 4: Simplify right side
    416,907.54x = 155,770,589,462.25
  5. Step 5: Solve for x
    x = 155,770,589,462.25/416,907.54
  6. Step 6: Final answer
    x = 373,633.42

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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.