Home / 1,268,729.73-1,902,464.92-404,051.90

Finding the Fourth Proportional to 1,268,729.73, 1,902,464.92 and 404,051.90

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Solution

The fourth proportional to 1,268,729.73, 1,902,464.92 and 404,051.90 is: 605,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,729.73 : 1,902,464.92 = 404,051.90 : x
  2. Step 2: Convert to fraction form
    1,268,729.73/1,902,464.92 = 404,051.90/x
  3. Step 3: Cross multiply
    1,268,729.73x = 1,902,464.92 × 404,051.90
  4. Step 4: Simplify right side
    1,268,729.73x = 768,694,556,602.09
  5. Step 5: Solve for x
    x = 768,694,556,602.09/1,268,729.73
  6. Step 6: Final answer
    x = 605,877.31

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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.