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Finding the Fourth Proportional to 326,462.01, 450,696.33 and 228,496.03

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Solution

The fourth proportional to 326,462.01, 450,696.33 and 228,496.03 is: 315,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,462.01 : 450,696.33 = 228,496.03 : x
  2. Step 2: Convert to fraction form
    326,462.01/450,696.33 = 228,496.03/x
  3. Step 3: Cross multiply
    326,462.01x = 450,696.33 × 228,496.03
  4. Step 4: Simplify right side
    326,462.01x = 102,982,322,140.57
  5. Step 5: Solve for x
    x = 102,982,322,140.57/326,462.01
  6. Step 6: Final answer
    x = 315,449.64

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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.