Home / 488,067.12-673,455.06-273,216.24

Finding the Fourth Proportional to 488,067.12, 673,455.06 and 273,216.24

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Solution

The fourth proportional to 488,067.12, 673,455.06 and 273,216.24 is: 376,994.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,067.12 : 673,455.06 = 273,216.24 : x
  2. Step 2: Convert to fraction form
    488,067.12/673,455.06 = 273,216.24/x
  3. Step 3: Cross multiply
    488,067.12x = 673,455.06 × 273,216.24
  4. Step 4: Simplify right side
    488,067.12x = 183,998,859,302.17
  5. Step 5: Solve for x
    x = 183,998,859,302.17/488,067.12
  6. Step 6: Final answer
    x = 376,994.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.