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Finding the Fourth Proportional to 483,515.26, 725,101.24 and 141,863.34

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Solution

The fourth proportional to 483,515.26, 725,101.24 and 141,863.34 is: 212,744.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,515.26 : 725,101.24 = 141,863.34 : x
  2. Step 2: Convert to fraction form
    483,515.26/725,101.24 = 141,863.34/x
  3. Step 3: Cross multiply
    483,515.26x = 725,101.24 × 141,863.34
  4. Step 4: Simplify right side
    483,515.26x = 102,865,283,744.54
  5. Step 5: Solve for x
    x = 102,865,283,744.54/483,515.26
  6. Step 6: Final answer
    x = 212,744.65

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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.