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Finding the Fourth Proportional to 271,359.68, 374,470.78 and 150,481.46

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Solution

The fourth proportional to 271,359.68, 374,470.78 and 150,481.46 is: 207,661.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,359.68 : 374,470.78 = 150,481.46 : x
  2. Step 2: Convert to fraction form
    271,359.68/374,470.78 = 150,481.46/x
  3. Step 3: Cross multiply
    271,359.68x = 374,470.78 × 150,481.46
  4. Step 4: Simplify right side
    271,359.68x = 56,350,909,701.74
  5. Step 5: Solve for x
    x = 56,350,909,701.74/271,359.68
  6. Step 6: Final answer
    x = 207,661.32

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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.