Home / 327,924.86-491,887.35-253,154.16

Finding the Fourth Proportional to 327,924.86, 491,887.35 and 253,154.16

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Solution

The fourth proportional to 327,924.86, 491,887.35 and 253,154.16 is: 379,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,924.86 : 491,887.35 = 253,154.16 : x
  2. Step 2: Convert to fraction form
    327,924.86/491,887.35 = 253,154.16/x
  3. Step 3: Cross multiply
    327,924.86x = 491,887.35 × 253,154.16
  4. Step 4: Simplify right side
    327,924.86x = 124,523,328,903.88
  5. Step 5: Solve for x
    x = 124,523,328,903.88/327,924.86
  6. Step 6: Final answer
    x = 379,731.29

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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.