Home / 1,179,034.57-1,768,896.31-380,298.43

Finding the Fourth Proportional to 1,179,034.57, 1,768,896.31 and 380,298.43

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Solution

The fourth proportional to 1,179,034.57, 1,768,896.31 and 380,298.43 is: 570,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,034.57 : 1,768,896.31 = 380,298.43 : x
  2. Step 2: Convert to fraction form
    1,179,034.57/1,768,896.31 = 380,298.43/x
  3. Step 3: Cross multiply
    1,179,034.57x = 1,768,896.31 × 380,298.43
  4. Step 4: Simplify right side
    1,179,034.57x = 672,708,489,525.79
  5. Step 5: Solve for x
    x = 672,708,489,525.79/1,179,034.57
  6. Step 6: Final answer
    x = 570,558.75

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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.