Home / 396,298.13-546,894.50-232,910.75

Finding the Fourth Proportional to 396,298.13, 546,894.50 and 232,910.75

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Solution

The fourth proportional to 396,298.13, 546,894.50 and 232,910.75 is: 321,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,298.13 : 546,894.50 = 232,910.75 : x
  2. Step 2: Convert to fraction form
    396,298.13/546,894.50 = 232,910.75/x
  3. Step 3: Cross multiply
    396,298.13x = 546,894.50 × 232,910.75
  4. Step 4: Simplify right side
    396,298.13x = 127,377,604,266.85
  5. Step 5: Solve for x
    x = 127,377,604,266.85/396,298.13
  6. Step 6: Final answer
    x = 321,418.64

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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.