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Finding the Fourth Proportional to 379,497.24, 568,064.88 and 238,960.62

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Solution

The fourth proportional to 379,497.24, 568,064.88 and 238,960.62 is: 357,697.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,497.24 : 568,064.88 = 238,960.62 : x
  2. Step 2: Convert to fraction form
    379,497.24/568,064.88 = 238,960.62/x
  3. Step 3: Cross multiply
    379,497.24x = 568,064.88 × 238,960.62
  4. Step 4: Simplify right side
    379,497.24x = 135,745,135,925.03
  5. Step 5: Solve for x
    x = 135,745,135,925.03/379,497.24
  6. Step 6: Final answer
    x = 357,697.29

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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.