Home / 313,016.07-469,469.57-144,522.03

Finding the Fourth Proportional to 313,016.07, 469,469.57 and 144,522.03

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Solution

The fourth proportional to 313,016.07, 469,469.57 and 144,522.03 is: 216,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,016.07 : 469,469.57 = 144,522.03 : x
  2. Step 2: Convert to fraction form
    313,016.07/469,469.57 = 144,522.03/x
  3. Step 3: Cross multiply
    313,016.07x = 469,469.57 × 144,522.03
  4. Step 4: Simplify right side
    313,016.07x = 67,848,694,557.02
  5. Step 5: Solve for x
    x = 67,848,694,557.02/313,016.07
  6. Step 6: Final answer
    x = 216,757.86

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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.