Home / 940,571.82-1,411,231.62-300,974.10

Finding the Fourth Proportional to 940,571.82, 1,411,231.62 and 300,974.10

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Solution

The fourth proportional to 940,571.82, 1,411,231.62 and 300,974.10 is: 451,580.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,571.82 : 1,411,231.62 = 300,974.10 : x
  2. Step 2: Convert to fraction form
    940,571.82/1,411,231.62 = 300,974.10/x
  3. Step 3: Cross multiply
    940,571.82x = 1,411,231.62 × 300,974.10
  4. Step 4: Simplify right side
    940,571.82x = 424,744,166,721.04
  5. Step 5: Solve for x
    x = 424,744,166,721.04/940,571.82
  6. Step 6: Final answer
    x = 451,580.79

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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.