Home / 490,961.70-736,666.11-238,105.62

Finding the Fourth Proportional to 490,961.70, 736,666.11 and 238,105.62

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Solution

The fourth proportional to 490,961.70, 736,666.11 and 238,105.62 is: 357,266.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,961.70 : 736,666.11 = 238,105.62 : x
  2. Step 2: Convert to fraction form
    490,961.70/736,666.11 = 238,105.62/x
  3. Step 3: Cross multiply
    490,961.70x = 736,666.11 × 238,105.62
  4. Step 4: Simplify right side
    490,961.70x = 175,404,340,854.54
  5. Step 5: Solve for x
    x = 175,404,340,854.54/490,961.70
  6. Step 6: Final answer
    x = 357,266.85

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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.