Home / 324,319.07-486,083.79-229,576.10

Finding the Fourth Proportional to 324,319.07, 486,083.79 and 229,576.10

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Solution

The fourth proportional to 324,319.07, 486,083.79 and 229,576.10 is: 344,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,319.07 : 486,083.79 = 229,576.10 : x
  2. Step 2: Convert to fraction form
    324,319.07/486,083.79 = 229,576.10/x
  3. Step 3: Cross multiply
    324,319.07x = 486,083.79 × 229,576.10
  4. Step 4: Simplify right side
    324,319.07x = 111,593,220,781.42
  5. Step 5: Solve for x
    x = 111,593,220,781.42/324,319.07
  6. Step 6: Final answer
    x = 344,084.67

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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.