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Finding the Fourth Proportional to 327,097.32, 490,486.06 and 134,935.96

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Solution

The fourth proportional to 327,097.32, 490,486.06 and 134,935.96 is: 202,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,097.32 : 490,486.06 = 134,935.96 : x
  2. Step 2: Convert to fraction form
    327,097.32/490,486.06 = 134,935.96/x
  3. Step 3: Cross multiply
    327,097.32x = 490,486.06 × 134,935.96
  4. Step 4: Simplify right side
    327,097.32x = 66,184,205,809.16
  5. Step 5: Solve for x
    x = 66,184,205,809.16/327,097.32
  6. Step 6: Final answer
    x = 202,337.96

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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.