Home / 279,026.06-418,268.43-110,490.36

Finding the Fourth Proportional to 279,026.06, 418,268.43 and 110,490.36

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Solution

The fourth proportional to 279,026.06, 418,268.43 and 110,490.36 is: 165,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,026.06 : 418,268.43 = 110,490.36 : x
  2. Step 2: Convert to fraction form
    279,026.06/418,268.43 = 110,490.36/x
  3. Step 3: Cross multiply
    279,026.06x = 418,268.43 × 110,490.36
  4. Step 4: Simplify right side
    279,026.06x = 46,214,629,407.33
  5. Step 5: Solve for x
    x = 46,214,629,407.33/279,026.06
  6. Step 6: Final answer
    x = 165,628.37

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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.