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Finding the Fourth Proportional to 929,795.97, 1,394,152.04 and 360,512

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Solution

The fourth proportional to 929,795.97, 1,394,152.04 and 360,512 is: 540,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,795.97 : 1,394,152.04 = 360,512 : x
  2. Step 2: Convert to fraction form
    929,795.97/1,394,152.04 = 360,512/x
  3. Step 3: Cross multiply
    929,795.97x = 1,394,152.04 × 360,512
  4. Step 4: Simplify right side
    929,795.97x = 502,608,538,441.92
  5. Step 5: Solve for x
    x = 502,608,538,441.92/929,795.97
  6. Step 6: Final answer
    x = 540,557.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.