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Finding the Fourth Proportional to 327,522.96, 490,267.44 and 177,390.36

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Solution

The fourth proportional to 327,522.96, 490,267.44 and 177,390.36 is: 265,534.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,522.96 : 490,267.44 = 177,390.36 : x
  2. Step 2: Convert to fraction form
    327,522.96/490,267.44 = 177,390.36/x
  3. Step 3: Cross multiply
    327,522.96x = 490,267.44 × 177,390.36
  4. Step 4: Simplify right side
    327,522.96x = 86,968,717,677.88
  5. Step 5: Solve for x
    x = 86,968,717,677.88/327,522.96
  6. Step 6: Final answer
    x = 265,534.72

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1.5x scale

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.