Home / 443,936.27-665,910.56-144,418.41

Finding the Fourth Proportional to 443,936.27, 665,910.56 and 144,418.41

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Solution

The fourth proportional to 443,936.27, 665,910.56 and 144,418.41 is: 216,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,936.27 : 665,910.56 = 144,418.41 : x
  2. Step 2: Convert to fraction form
    443,936.27/665,910.56 = 144,418.41/x
  3. Step 3: Cross multiply
    443,936.27x = 665,910.56 × 144,418.41
  4. Step 4: Simplify right side
    443,936.27x = 96,169,744,638.46
  5. Step 5: Solve for x
    x = 96,169,744,638.46/443,936.27
  6. Step 6: Final answer
    x = 216,629.62

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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.