Home / 1,054,651.44-1,581,965.28-255,941.76

Finding the Fourth Proportional to 1,054,651.44, 1,581,965.28 and 255,941.76

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Solution

The fourth proportional to 1,054,651.44, 1,581,965.28 and 255,941.76 is: 383,909.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,651.44 : 1,581,965.28 = 255,941.76 : x
  2. Step 2: Convert to fraction form
    1,054,651.44/1,581,965.28 = 255,941.76/x
  3. Step 3: Cross multiply
    1,054,651.44x = 1,581,965.28 × 255,941.76
  4. Step 4: Simplify right side
    1,054,651.44x = 404,890,978,022.09
  5. Step 5: Solve for x
    x = 404,890,978,022.09/1,054,651.44
  6. Step 6: Final answer
    x = 383,909.76

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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.