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Finding the Fourth Proportional to 295,371.28, 443,084.33 and 228,885.81

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Solution

The fourth proportional to 295,371.28, 443,084.33 and 228,885.81 is: 343,349.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,371.28 : 443,084.33 = 228,885.81 : x
  2. Step 2: Convert to fraction form
    295,371.28/443,084.33 = 228,885.81/x
  3. Step 3: Cross multiply
    295,371.28x = 443,084.33 × 228,885.81
  4. Step 4: Simplify right side
    295,371.28x = 101,415,715,770.36
  5. Step 5: Solve for x
    x = 101,415,715,770.36/295,371.28
  6. Step 6: Final answer
    x = 343,349.96

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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.