Home / 1,028,606.54-1,542,786.92-270,507.10

Finding the Fourth Proportional to 1,028,606.54, 1,542,786.92 and 270,507.10

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Solution

The fourth proportional to 1,028,606.54, 1,542,786.92 and 270,507.10 is: 405,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,606.54 : 1,542,786.92 = 270,507.10 : x
  2. Step 2: Convert to fraction form
    1,028,606.54/1,542,786.92 = 270,507.10/x
  3. Step 3: Cross multiply
    1,028,606.54x = 1,542,786.92 × 270,507.10
  4. Step 4: Simplify right side
    1,028,606.54x = 417,334,815,647.13
  5. Step 5: Solve for x
    x = 417,334,815,647.13/1,028,606.54
  6. Step 6: Final answer
    x = 405,728.33

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1.5x scale

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.