Home / 331,072.58-496,606.28-219,253.23

Finding the Fourth Proportional to 331,072.58, 496,606.28 and 219,253.23

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Solution

The fourth proportional to 331,072.58, 496,606.28 and 219,253.23 is: 328,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,072.58 : 496,606.28 = 219,253.23 : x
  2. Step 2: Convert to fraction form
    331,072.58/496,606.28 = 219,253.23/x
  3. Step 3: Cross multiply
    331,072.58x = 496,606.28 × 219,253.23
  4. Step 4: Simplify right side
    331,072.58x = 108,882,529,832.02
  5. Step 5: Solve for x
    x = 108,882,529,832.02/331,072.58
  6. Step 6: Final answer
    x = 328,878.12

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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.