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Finding the Fourth Proportional to 302,832.86, 453,560.54 and 234,819.78

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Solution

The fourth proportional to 302,832.86, 453,560.54 and 234,819.78 is: 351,695.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,832.86 : 453,560.54 = 234,819.78 : x
  2. Step 2: Convert to fraction form
    302,832.86/453,560.54 = 234,819.78/x
  3. Step 3: Cross multiply
    302,832.86x = 453,560.54 × 234,819.78
  4. Step 4: Simplify right side
    302,832.86x = 106,504,986,219.48
  5. Step 5: Solve for x
    x = 106,504,986,219.48/302,832.86
  6. Step 6: Final answer
    x = 351,695.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.