Home / 331,278.12-496,714.62-162,584.28

Finding the Fourth Proportional to 331,278.12, 496,714.62 and 162,584.28

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Solution

The fourth proportional to 331,278.12, 496,714.62 and 162,584.28 is: 243,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,278.12 : 496,714.62 = 162,584.28 : x
  2. Step 2: Convert to fraction form
    331,278.12/496,714.62 = 162,584.28/x
  3. Step 3: Cross multiply
    331,278.12x = 496,714.62 × 162,584.28
  4. Step 4: Simplify right side
    331,278.12x = 80,757,988,858.17
  5. Step 5: Solve for x
    x = 80,757,988,858.17/331,278.12
  6. Step 6: Final answer
    x = 243,777.01

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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.