Home / 396,272.25-546,855.71-226,510.02

Finding the Fourth Proportional to 396,272.25, 546,855.71 and 226,510.02

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Solution

The fourth proportional to 396,272.25, 546,855.71 and 226,510.02 is: 312,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,272.25 : 546,855.71 = 226,510.02 : x
  2. Step 2: Convert to fraction form
    396,272.25/546,855.71 = 226,510.02/x
  3. Step 3: Cross multiply
    396,272.25x = 546,855.71 × 226,510.02
  4. Step 4: Simplify right side
    396,272.25x = 123,868,296,676.66
  5. Step 5: Solve for x
    x = 123,868,296,676.66/396,272.25
  6. Step 6: Final answer
    x = 312,583.83

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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.