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Finding the Fourth Proportional to 396,294.93, 546,890.09 and 232,907.58

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Solution

The fourth proportional to 396,294.93, 546,890.09 and 232,907.58 is: 321,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,294.93 : 546,890.09 = 232,907.58 : x
  2. Step 2: Convert to fraction form
    396,294.93/546,890.09 = 232,907.58/x
  3. Step 3: Cross multiply
    396,294.93x = 546,890.09 × 232,907.58
  4. Step 4: Simplify right side
    396,294.93x = 127,374,846,223.34
  5. Step 5: Solve for x
    x = 127,374,846,223.34/396,294.93
  6. Step 6: Final answer
    x = 321,414.27

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1.5x scale

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.