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Finding the Fourth Proportional to 600,793.57, 829,995.60 and 394,551.28

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Solution

The fourth proportional to 600,793.57, 829,995.60 and 394,551.28 is: 545,072.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,793.57 : 829,995.60 = 394,551.28 : x
  2. Step 2: Convert to fraction form
    600,793.57/829,995.60 = 394,551.28/x
  3. Step 3: Cross multiply
    600,793.57x = 829,995.60 × 394,551.28
  4. Step 4: Simplify right side
    600,793.57x = 327,475,826,374.37
  5. Step 5: Solve for x
    x = 327,475,826,374.37/600,793.57
  6. Step 6: Final answer
    x = 545,072.12

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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.