Home / 396,244.68-546,815.82-214,956.72

Finding the Fourth Proportional to 396,244.68, 546,815.82 and 214,956.72

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Solution

The fourth proportional to 396,244.68, 546,815.82 and 214,956.72 is: 296,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,244.68 : 546,815.82 = 214,956.72 : x
  2. Step 2: Convert to fraction form
    396,244.68/546,815.82 = 214,956.72/x
  3. Step 3: Cross multiply
    396,244.68x = 546,815.82 × 214,956.72
  4. Step 4: Simplify right side
    396,244.68x = 117,541,735,111.31
  5. Step 5: Solve for x
    x = 117,541,735,111.31/396,244.68
  6. Step 6: Final answer
    x = 296,639.28

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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.