Home / 638,059.24-956,757.75-188,721.04

Finding the Fourth Proportional to 638,059.24, 956,757.75 and 188,721.04

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Solution

The fourth proportional to 638,059.24, 956,757.75 and 188,721.04 is: 282,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,059.24 : 956,757.75 = 188,721.04 : x
  2. Step 2: Convert to fraction form
    638,059.24/956,757.75 = 188,721.04/x
  3. Step 3: Cross multiply
    638,059.24x = 956,757.75 × 188,721.04
  4. Step 4: Simplify right side
    638,059.24x = 180,560,317,608.06
  5. Step 5: Solve for x
    x = 180,560,317,608.06/638,059.24
  6. Step 6: Final answer
    x = 282,983.63

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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.