Home / 396,733.48-547,251.78-235,482.28

Finding the Fourth Proportional to 396,733.48, 547,251.78 and 235,482.28

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Solution

The fourth proportional to 396,733.48, 547,251.78 and 235,482.28 is: 324,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,733.48 : 547,251.78 = 235,482.28 : x
  2. Step 2: Convert to fraction form
    396,733.48/547,251.78 = 235,482.28/x
  3. Step 3: Cross multiply
    396,733.48x = 547,251.78 × 235,482.28
  4. Step 4: Simplify right side
    396,733.48x = 128,868,096,888.46
  5. Step 5: Solve for x
    x = 128,868,096,888.46/396,733.48
  6. Step 6: Final answer
    x = 324,822.84

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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.