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Finding the Fourth Proportional to 364,717.56, 503,541.39 and 250,188.06

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Solution

The fourth proportional to 364,717.56, 503,541.39 and 250,188.06 is: 345,418.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,717.56 : 503,541.39 = 250,188.06 : x
  2. Step 2: Convert to fraction form
    364,717.56/503,541.39 = 250,188.06/x
  3. Step 3: Cross multiply
    364,717.56x = 503,541.39 × 250,188.06
  4. Step 4: Simplify right side
    364,717.56x = 125,980,043,493.80
  5. Step 5: Solve for x
    x = 125,980,043,493.80/364,717.56
  6. Step 6: Final answer
    x = 345,418.09

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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.