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Finding the Fourth Proportional to 502,747.79, 693,796.46 and 273,305.52

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Solution

The fourth proportional to 502,747.79, 693,796.46 and 273,305.52 is: 377,164.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,747.79 : 693,796.46 = 273,305.52 : x
  2. Step 2: Convert to fraction form
    502,747.79/693,796.46 = 273,305.52/x
  3. Step 3: Cross multiply
    502,747.79x = 693,796.46 × 273,305.52
  4. Step 4: Simplify right side
    502,747.79x = 189,618,400,907.93
  5. Step 5: Solve for x
    x = 189,618,400,907.93/502,747.79
  6. Step 6: Final answer
    x = 377,164.07

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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.