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Finding the Fourth Proportional to 329,683, 494,480.22 and 93,044.68

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Solution

The fourth proportional to 329,683, 494,480.22 and 93,044.68 is: 139,554.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,683 : 494,480.22 = 93,044.68 : x
  2. Step 2: Convert to fraction form
    329,683/494,480.22 = 93,044.68/x
  3. Step 3: Cross multiply
    329,683x = 494,480.22 × 93,044.68
  4. Step 4: Simplify right side
    329,683x = 46,008,753,836.23
  5. Step 5: Solve for x
    x = 46,008,753,836.23/329,683
  6. Step 6: Final answer
    x = 139,554.52

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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.