Home / 439,792.21-606,970.49-246,273.61

Finding the Fourth Proportional to 439,792.21, 606,970.49 and 246,273.61

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Solution

The fourth proportional to 439,792.21, 606,970.49 and 246,273.61 is: 339,889.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,792.21 : 606,970.49 = 246,273.61 : x
  2. Step 2: Convert to fraction form
    439,792.21/606,970.49 = 246,273.61/x
  3. Step 3: Cross multiply
    439,792.21x = 606,970.49 × 246,273.61
  4. Step 4: Simplify right side
    439,792.21x = 149,480,813,735.77
  5. Step 5: Solve for x
    x = 149,480,813,735.77/439,792.21
  6. Step 6: Final answer
    x = 339,889.64

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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.