Home / 326,245.98-449,742.87-230,583.90

Finding the Fourth Proportional to 326,245.98, 449,742.87 and 230,583.90

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Solution

The fourth proportional to 326,245.98, 449,742.87 and 230,583.90 is: 317,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,245.98 : 449,742.87 = 230,583.90 : x
  2. Step 2: Convert to fraction form
    326,245.98/449,742.87 = 230,583.90/x
  3. Step 3: Cross multiply
    326,245.98x = 449,742.87 × 230,583.90
  4. Step 4: Simplify right side
    326,245.98x = 103,703,464,961.79
  5. Step 5: Solve for x
    x = 103,703,464,961.79/326,245.98
  6. Step 6: Final answer
    x = 317,868.94

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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.