Home / 396,133.52-546,665.14-226,367.24

Finding the Fourth Proportional to 396,133.52, 546,665.14 and 226,367.24

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Solution

The fourth proportional to 396,133.52, 546,665.14 and 226,367.24 is: 312,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,133.52 : 546,665.14 = 226,367.24 : x
  2. Step 2: Convert to fraction form
    396,133.52/546,665.14 = 226,367.24/x
  3. Step 3: Cross multiply
    396,133.52x = 546,665.14 × 226,367.24
  4. Step 4: Simplify right side
    396,133.52x = 123,747,078,946.01
  5. Step 5: Solve for x
    x = 123,747,078,946.01/396,133.52
  6. Step 6: Final answer
    x = 312,387.30

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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.