Home / 331,797.12-497,511.04-196,916

Finding the Fourth Proportional to 331,797.12, 497,511.04 and 196,916

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Solution

The fourth proportional to 331,797.12, 497,511.04 and 196,916 is: 295,264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,797.12 : 497,511.04 = 196,916 : x
  2. Step 2: Convert to fraction form
    331,797.12/497,511.04 = 196,916/x
  3. Step 3: Cross multiply
    331,797.12x = 497,511.04 × 196,916
  4. Step 4: Simplify right side
    331,797.12x = 97,967,883,952.64
  5. Step 5: Solve for x
    x = 97,967,883,952.64/331,797.12
  6. Step 6: Final answer
    x = 295,264.42

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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.