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Finding the Fourth Proportional to 363,597.30, 502,010.73 and 227,685.78

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Solution

The fourth proportional to 363,597.30, 502,010.73 and 227,685.78 is: 314,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,597.30 : 502,010.73 = 227,685.78 : x
  2. Step 2: Convert to fraction form
    363,597.30/502,010.73 = 227,685.78/x
  3. Step 3: Cross multiply
    363,597.30x = 502,010.73 × 227,685.78
  4. Step 4: Simplify right side
    363,597.30x = 114,300,704,628.42
  5. Step 5: Solve for x
    x = 114,300,704,628.42/363,597.30
  6. Step 6: Final answer
    x = 314,360.71

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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.