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Finding the Fourth Proportional to 327,955.58, 491,933.46 and 253,184.87

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Solution

The fourth proportional to 327,955.58, 491,933.46 and 253,184.87 is: 379,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,955.58 : 491,933.46 = 253,184.87 : x
  2. Step 2: Convert to fraction form
    327,955.58/491,933.46 = 253,184.87/x
  3. Step 3: Cross multiply
    327,955.58x = 491,933.46 × 253,184.87
  4. Step 4: Simplify right side
    327,955.58x = 124,550,109,118.75
  5. Step 5: Solve for x
    x = 124,550,109,118.75/327,955.58
  6. Step 6: Final answer
    x = 379,777.37

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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.