Home / 1,054,273.03-1,581,395.56-255,561.59

Finding the Fourth Proportional to 1,054,273.03, 1,581,395.56 and 255,561.59

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Solution

The fourth proportional to 1,054,273.03, 1,581,395.56 and 255,561.59 is: 383,338.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,273.03 : 1,581,395.56 = 255,561.59 : x
  2. Step 2: Convert to fraction form
    1,054,273.03/1,581,395.56 = 255,561.59/x
  3. Step 3: Cross multiply
    1,054,273.03x = 1,581,395.56 × 255,561.59
  4. Step 4: Simplify right side
    1,054,273.03x = 404,143,963,732.54
  5. Step 5: Solve for x
    x = 404,143,963,732.54/1,054,273.03
  6. Step 6: Final answer
    x = 383,338.99

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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.