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Finding the Fourth Proportional to 374,884.62, 562,269.14 and 122,164.47

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Solution

The fourth proportional to 374,884.62, 562,269.14 and 122,164.47 is: 183,227.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,884.62 : 562,269.14 = 122,164.47 : x
  2. Step 2: Convert to fraction form
    374,884.62/562,269.14 = 122,164.47/x
  3. Step 3: Cross multiply
    374,884.62x = 562,269.14 × 122,164.47
  4. Step 4: Simplify right side
    374,884.62x = 68,689,310,874.63
  5. Step 5: Solve for x
    x = 68,689,310,874.63/374,884.62
  6. Step 6: Final answer
    x = 183,227.87

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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.