Home / 326,086.26-449,808.39-205,035.90

Finding the Fourth Proportional to 326,086.26, 449,808.39 and 205,035.90

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Solution

The fourth proportional to 326,086.26, 449,808.39 and 205,035.90 is: 282,829.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,086.26 : 449,808.39 = 205,035.90 : x
  2. Step 2: Convert to fraction form
    326,086.26/449,808.39 = 205,035.90/x
  3. Step 3: Cross multiply
    326,086.26x = 449,808.39 × 205,035.90
  4. Step 4: Simplify right side
    326,086.26x = 92,226,868,071.20
  5. Step 5: Solve for x
    x = 92,226,868,071.20/326,086.26
  6. Step 6: Final answer
    x = 282,829.67

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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.