Home / 439,781.15-606,846.78-246,199.46

Finding the Fourth Proportional to 439,781.15, 606,846.78 and 246,199.46

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Solution

The fourth proportional to 439,781.15, 606,846.78 and 246,199.46 is: 339,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,781.15 : 606,846.78 = 246,199.46 : x
  2. Step 2: Convert to fraction form
    439,781.15/606,846.78 = 246,199.46/x
  3. Step 3: Cross multiply
    439,781.15x = 606,846.78 × 246,199.46
  4. Step 4: Simplify right side
    439,781.15x = 149,405,346,504.51
  5. Step 5: Solve for x
    x = 149,405,346,504.51/439,781.15
  6. Step 6: Final answer
    x = 339,726.58

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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.