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Finding the Fourth Proportional to 906,973.25, 1,251,204.30 and 584,786.84

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Solution

The fourth proportional to 906,973.25, 1,251,204.30 and 584,786.84 is: 806,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,973.25 : 1,251,204.30 = 584,786.84 : x
  2. Step 2: Convert to fraction form
    906,973.25/1,251,204.30 = 584,786.84/x
  3. Step 3: Cross multiply
    906,973.25x = 1,251,204.30 × 584,786.84
  4. Step 4: Simplify right side
    906,973.25x = 731,687,802,535.39
  5. Step 5: Solve for x
    x = 731,687,802,535.39/906,973.25
  6. Step 6: Final answer
    x = 806,735.82

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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.