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Finding the Fourth Proportional to 364,696.32, 503,306.28 and 203,582.82

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Solution

The fourth proportional to 364,696.32, 503,306.28 and 203,582.82 is: 280,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,696.32 : 503,306.28 = 203,582.82 : x
  2. Step 2: Convert to fraction form
    364,696.32/503,306.28 = 203,582.82/x
  3. Step 3: Cross multiply
    364,696.32x = 503,306.28 × 203,582.82
  4. Step 4: Simplify right side
    364,696.32x = 102,464,511,806.11
  5. Step 5: Solve for x
    x = 102,464,511,806.11/364,696.32
  6. Step 6: Final answer
    x = 280,958.45

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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.