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Finding the Fourth Proportional to 379,096.65, 568,019.88 and 340,031.97

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Solution

The fourth proportional to 379,096.65, 568,019.88 and 340,031.97 is: 509,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,096.65 : 568,019.88 = 340,031.97 : x
  2. Step 2: Convert to fraction form
    379,096.65/568,019.88 = 340,031.97/x
  3. Step 3: Cross multiply
    379,096.65x = 568,019.88 × 340,031.97
  4. Step 4: Simplify right side
    379,096.65x = 193,144,918,795.56
  5. Step 5: Solve for x
    x = 193,144,918,795.56/379,096.65
  6. Step 6: Final answer
    x = 509,487.27

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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.