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Finding the Fourth Proportional to 396,862.84, 547,757.33 and 244,032.51

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Solution

The fourth proportional to 396,862.84, 547,757.33 and 244,032.51 is: 336,818.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,862.84 : 547,757.33 = 244,032.51 : x
  2. Step 2: Convert to fraction form
    396,862.84/547,757.33 = 244,032.51/x
  3. Step 3: Cross multiply
    396,862.84x = 547,757.33 × 244,032.51
  4. Step 4: Simplify right side
    396,862.84x = 133,670,596,110.80
  5. Step 5: Solve for x
    x = 133,670,596,110.80/396,862.84
  6. Step 6: Final answer
    x = 336,818.12

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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.