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Finding the Fourth Proportional to 381,529.98, 526,652.73 and 327,598.38

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Solution

The fourth proportional to 381,529.98, 526,652.73 and 327,598.38 is: 452,207.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,529.98 : 526,652.73 = 327,598.38 : x
  2. Step 2: Convert to fraction form
    381,529.98/526,652.73 = 327,598.38/x
  3. Step 3: Cross multiply
    381,529.98x = 526,652.73 × 327,598.38
  4. Step 4: Simplify right side
    381,529.98x = 172,530,581,170.58
  5. Step 5: Solve for x
    x = 172,530,581,170.58/381,529.98
  6. Step 6: Final answer
    x = 452,207.14

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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.