Home / 396,053.38-546,582.63-226,283.86

Finding the Fourth Proportional to 396,053.38, 546,582.63 and 226,283.86

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Solution

The fourth proportional to 396,053.38, 546,582.63 and 226,283.86 is: 312,288.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,053.38 : 546,582.63 = 226,283.86 : x
  2. Step 2: Convert to fraction form
    396,053.38/546,582.63 = 226,283.86/x
  3. Step 3: Cross multiply
    396,053.38x = 546,582.63 × 226,283.86
  4. Step 4: Simplify right side
    396,053.38x = 123,682,827,325.35
  5. Step 5: Solve for x
    x = 123,682,827,325.35/396,053.38
  6. Step 6: Final answer
    x = 312,288.28

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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.