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Finding the Fourth Proportional to 271,034.97, 406,924.85 and 138,004.62

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Solution

The fourth proportional to 271,034.97, 406,924.85 and 138,004.62 is: 207,196.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,034.97 : 406,924.85 = 138,004.62 : x
  2. Step 2: Convert to fraction form
    271,034.97/406,924.85 = 138,004.62/x
  3. Step 3: Cross multiply
    271,034.97x = 406,924.85 × 138,004.62
  4. Step 4: Simplify right side
    271,034.97x = 56,157,509,292.81
  5. Step 5: Solve for x
    x = 56,157,509,292.81/271,034.97
  6. Step 6: Final answer
    x = 207,196.54

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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.