Home / 904,743.45-1,347,198.36-872,414.04

Finding the Fourth Proportional to 904,743.45, 1,347,198.36 and 872,414.04

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Solution

The fourth proportional to 904,743.45, 1,347,198.36 and 872,414.04 is: 1,299,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,743.45 : 1,347,198.36 = 872,414.04 : x
  2. Step 2: Convert to fraction form
    904,743.45/1,347,198.36 = 872,414.04/x
  3. Step 3: Cross multiply
    904,743.45x = 1,347,198.36 × 872,414.04
  4. Step 4: Simplify right side
    904,743.45x = 1,175,314,763,928.97
  5. Step 5: Solve for x
    x = 1,175,314,763,928.97/904,743.45
  6. Step 6: Final answer
    x = 1,299,058.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.