Home / 331,825.04-497,739.48-82,507.04

Finding the Fourth Proportional to 331,825.04, 497,739.48 and 82,507.04

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Solution

The fourth proportional to 331,825.04, 497,739.48 and 82,507.04 is: 123,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,825.04 : 497,739.48 = 82,507.04 : x
  2. Step 2: Convert to fraction form
    331,825.04/497,739.48 = 82,507.04/x
  3. Step 3: Cross multiply
    331,825.04x = 497,739.48 × 82,507.04
  4. Step 4: Simplify right side
    331,825.04x = 41,067,011,185.94
  5. Step 5: Solve for x
    x = 41,067,011,185.94/331,825.04
  6. Step 6: Final answer
    x = 123,761.04

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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.