Home / 439,736.97-606,847.30-246,139.87

Finding the Fourth Proportional to 439,736.97, 606,847.30 and 246,139.87

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Solution

The fourth proportional to 439,736.97, 606,847.30 and 246,139.87 is: 339,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,736.97 : 606,847.30 = 246,139.87 : x
  2. Step 2: Convert to fraction form
    439,736.97/606,847.30 = 246,139.87/x
  3. Step 3: Cross multiply
    439,736.97x = 606,847.30 × 246,139.87
  4. Step 4: Simplify right side
    439,736.97x = 149,369,314,537.22
  5. Step 5: Solve for x
    x = 149,369,314,537.22/439,736.97
  6. Step 6: Final answer
    x = 339,678.77

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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.