Home / 492,770.20-738,939.30-226,442.20

Finding the Fourth Proportional to 492,770.20, 738,939.30 and 226,442.20

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Solution

The fourth proportional to 492,770.20, 738,939.30 and 226,442.20 is: 339,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,770.20 : 738,939.30 = 226,442.20 : x
  2. Step 2: Convert to fraction form
    492,770.20/738,939.30 = 226,442.20/x
  3. Step 3: Cross multiply
    492,770.20x = 738,939.30 × 226,442.20
  4. Step 4: Simplify right side
    492,770.20x = 167,327,040,758.46
  5. Step 5: Solve for x
    x = 167,327,040,758.46/492,770.20
  6. Step 6: Final answer
    x = 339,564.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.