Home / 439,870.32-606,879.96-246,249.58

Finding the Fourth Proportional to 439,870.32, 606,879.96 and 246,249.58

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Solution

The fourth proportional to 439,870.32, 606,879.96 and 246,249.58 is: 339,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,870.32 : 606,879.96 = 246,249.58 : x
  2. Step 2: Convert to fraction form
    439,870.32/606,879.96 = 246,249.58/x
  3. Step 3: Cross multiply
    439,870.32x = 606,879.96 × 246,249.58
  4. Step 4: Simplify right side
    439,870.32x = 149,443,935,260.42
  5. Step 5: Solve for x
    x = 149,443,935,260.42/439,870.32
  6. Step 6: Final answer
    x = 339,745.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.