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Finding the Fourth Proportional to 439,634.97, 606,728.88 and 246,062.07

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Solution

The fourth proportional to 439,634.97, 606,728.88 and 246,062.07 is: 339,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,634.97 : 606,728.88 = 246,062.07 : x
  2. Step 2: Convert to fraction form
    439,634.97/606,728.88 = 246,062.07/x
  3. Step 3: Cross multiply
    439,634.97x = 606,728.88 × 246,062.07
  4. Step 4: Simplify right side
    439,634.97x = 149,292,964,141.58
  5. Step 5: Solve for x
    x = 149,292,964,141.58/439,634.97
  6. Step 6: Final answer
    x = 339,583.91

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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.