Home / 259,890.88-389,972.93-184,476.10

Finding the Fourth Proportional to 259,890.88, 389,972.93 and 184,476.10

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Solution

The fourth proportional to 259,890.88, 389,972.93 and 184,476.10 is: 276,811.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,890.88 : 389,972.93 = 184,476.10 : x
  2. Step 2: Convert to fraction form
    259,890.88/389,972.93 = 184,476.10/x
  3. Step 3: Cross multiply
    259,890.88x = 389,972.93 × 184,476.10
  4. Step 4: Simplify right side
    259,890.88x = 71,940,684,309.59
  5. Step 5: Solve for x
    x = 71,940,684,309.59/259,890.88
  6. Step 6: Final answer
    x = 276,811.12

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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.