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Finding the Fourth Proportional to 364,902.53, 503,565.30 and 203,757.48

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Solution

The fourth proportional to 364,902.53, 503,565.30 and 203,757.48 is: 281,185.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,902.53 : 503,565.30 = 203,757.48 : x
  2. Step 2: Convert to fraction form
    364,902.53/503,565.30 = 203,757.48/x
  3. Step 3: Cross multiply
    364,902.53x = 503,565.30 × 203,757.48
  4. Step 4: Simplify right side
    364,902.53x = 102,605,196,543.44
  5. Step 5: Solve for x
    x = 102,605,196,543.44/364,902.53
  6. Step 6: Final answer
    x = 281,185.22

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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.