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Finding the Fourth Proportional to 362,262.42, 499,748.45 and 254,891.66

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Solution

The fourth proportional to 362,262.42, 499,748.45 and 254,891.66 is: 351,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,262.42 : 499,748.45 = 254,891.66 : x
  2. Step 2: Convert to fraction form
    362,262.42/499,748.45 = 254,891.66/x
  3. Step 3: Cross multiply
    362,262.42x = 499,748.45 × 254,891.66
  4. Step 4: Simplify right side
    362,262.42x = 127,381,708,229.73
  5. Step 5: Solve for x
    x = 127,381,708,229.73/362,262.42
  6. Step 6: Final answer
    x = 351,628.27

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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.