Home / 490,812.24-736,196.94-153,845.20

Finding the Fourth Proportional to 490,812.24, 736,196.94 and 153,845.20

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Solution

The fourth proportional to 490,812.24, 736,196.94 and 153,845.20 is: 230,761.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,812.24 : 736,196.94 = 153,845.20 : x
  2. Step 2: Convert to fraction form
    490,812.24/736,196.94 = 153,845.20/x
  3. Step 3: Cross multiply
    490,812.24x = 736,196.94 × 153,845.20
  4. Step 4: Simplify right side
    490,812.24x = 113,260,365,473.69
  5. Step 5: Solve for x
    x = 113,260,365,473.69/490,812.24
  6. Step 6: Final answer
    x = 230,761.09

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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.