Home / 439,565.46-606,571.38-245,940.36

Finding the Fourth Proportional to 439,565.46, 606,571.38 and 245,940.36

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Solution

The fourth proportional to 439,565.46, 606,571.38 and 245,940.36 is: 339,381.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,565.46 : 606,571.38 = 245,940.36 : x
  2. Step 2: Convert to fraction form
    439,565.46/606,571.38 = 245,940.36/x
  3. Step 3: Cross multiply
    439,565.46x = 606,571.38 × 245,940.36
  4. Step 4: Simplify right side
    439,565.46x = 149,180,383,562.90
  5. Step 5: Solve for x
    x = 149,180,383,562.90/439,565.46
  6. Step 6: Final answer
    x = 339,381.50

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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.