Home / 326,137.42-449,984.10-188,282.62

Finding the Fourth Proportional to 326,137.42, 449,984.10 and 188,282.62

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Solution

The fourth proportional to 326,137.42, 449,984.10 and 188,282.62 is: 259,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,137.42 : 449,984.10 = 188,282.62 : x
  2. Step 2: Convert to fraction form
    326,137.42/449,984.10 = 188,282.62/x
  3. Step 3: Cross multiply
    326,137.42x = 449,984.10 × 188,282.62
  4. Step 4: Simplify right side
    326,137.42x = 84,724,185,306.34
  5. Step 5: Solve for x
    x = 84,724,185,306.34/326,137.42
  6. Step 6: Final answer
    x = 259,780.63

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1.5x scale

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.