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Finding the Fourth Proportional to 578,296, 798,540.96 and 363,795.04

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Solution

The fourth proportional to 578,296, 798,540.96 and 363,795.04 is: 502,346.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,296 : 798,540.96 = 363,795.04 : x
  2. Step 2: Convert to fraction form
    578,296/798,540.96 = 363,795.04/x
  3. Step 3: Cross multiply
    578,296x = 798,540.96 × 363,795.04
  4. Step 4: Simplify right side
    578,296x = 290,505,240,484.84
  5. Step 5: Solve for x
    x = 290,505,240,484.84/578,296
  6. Step 6: Final answer
    x = 502,346.97

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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.