Home / 327,256.29-490,939.79-167,401.62

Finding the Fourth Proportional to 327,256.29, 490,939.79 and 167,401.62

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Solution

The fourth proportional to 327,256.29, 490,939.79 and 167,401.62 is: 251,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,256.29 : 490,939.79 = 167,401.62 : x
  2. Step 2: Convert to fraction form
    327,256.29/490,939.79 = 167,401.62/x
  3. Step 3: Cross multiply
    327,256.29x = 490,939.79 × 167,401.62
  4. Step 4: Simplify right side
    327,256.29x = 82,184,112,876.75
  5. Step 5: Solve for x
    x = 82,184,112,876.75/327,256.29
  6. Step 6: Final answer
    x = 251,130.74

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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.