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Finding the Fourth Proportional to 328,962.33, 493,344.17 and 171,104.67

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Solution

The fourth proportional to 328,962.33, 493,344.17 and 171,104.67 is: 256,605.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,962.33 : 493,344.17 = 171,104.67 : x
  2. Step 2: Convert to fraction form
    328,962.33/493,344.17 = 171,104.67/x
  3. Step 3: Cross multiply
    328,962.33x = 493,344.17 × 171,104.67
  4. Step 4: Simplify right side
    328,962.33x = 84,413,491,190.39
  5. Step 5: Solve for x
    x = 84,413,491,190.39/328,962.33
  6. Step 6: Final answer
    x = 256,605.34

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1.5x scale

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.