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Finding the Fourth Proportional to 436,087.92, 601,836.84 and 252,388.56

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Solution

The fourth proportional to 436,087.92, 601,836.84 and 252,388.56 is: 348,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,087.92 : 601,836.84 = 252,388.56 : x
  2. Step 2: Convert to fraction form
    436,087.92/601,836.84 = 252,388.56/x
  3. Step 3: Cross multiply
    436,087.92x = 601,836.84 × 252,388.56
  4. Step 4: Simplify right side
    436,087.92x = 151,896,733,402.55
  5. Step 5: Solve for x
    x = 151,896,733,402.55/436,087.92
  6. Step 6: Final answer
    x = 348,316.76

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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.