Home / 259,462.38-388,336.05-236,147.34

Finding the Fourth Proportional to 259,462.38, 388,336.05 and 236,147.34

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Solution

The fourth proportional to 259,462.38, 388,336.05 and 236,147.34 is: 353,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,462.38 : 388,336.05 = 236,147.34 : x
  2. Step 2: Convert to fraction form
    259,462.38/388,336.05 = 236,147.34/x
  3. Step 3: Cross multiply
    259,462.38x = 388,336.05 × 236,147.34
  4. Step 4: Simplify right side
    259,462.38x = 91,704,525,233.61
  5. Step 5: Solve for x
    x = 91,704,525,233.61/259,462.38
  6. Step 6: Final answer
    x = 353,440.55

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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.