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Finding the Fourth Proportional to 271,798.20, 374,814.54 and 250,342.92

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Solution

The fourth proportional to 271,798.20, 374,814.54 and 250,342.92 is: 345,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,798.20 : 374,814.54 = 250,342.92 : x
  2. Step 2: Convert to fraction form
    271,798.20/374,814.54 = 250,342.92/x
  3. Step 3: Cross multiply
    271,798.20x = 374,814.54 × 250,342.92
  4. Step 4: Simplify right side
    271,798.20x = 93,832,166,402.06
  5. Step 5: Solve for x
    x = 93,832,166,402.06/271,798.20
  6. Step 6: Final answer
    x = 345,227.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.