Home / 664,339.21-996,026.04-264,860.17

Finding the Fourth Proportional to 664,339.21, 996,026.04 and 264,860.17

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Solution

The fourth proportional to 664,339.21, 996,026.04 and 264,860.17 is: 397,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,339.21 : 996,026.04 = 264,860.17 : x
  2. Step 2: Convert to fraction form
    664,339.21/996,026.04 = 264,860.17/x
  3. Step 3: Cross multiply
    664,339.21x = 996,026.04 × 264,860.17
  4. Step 4: Simplify right side
    664,339.21x = 263,807,623,788.76
  5. Step 5: Solve for x
    x = 263,807,623,788.76/664,339.21
  6. Step 6: Final answer
    x = 397,097.78

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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.