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Finding the Fourth Proportional to 271,636.59, 374,818.53 and 150,778.80

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Solution

The fourth proportional to 271,636.59, 374,818.53 and 150,778.80 is: 208,052.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,636.59 : 374,818.53 = 150,778.80 : x
  2. Step 2: Convert to fraction form
    271,636.59/374,818.53 = 150,778.80/x
  3. Step 3: Cross multiply
    271,636.59x = 374,818.53 × 150,778.80
  4. Step 4: Simplify right side
    271,636.59x = 56,514,688,171.16
  5. Step 5: Solve for x
    x = 56,514,688,171.16/271,636.59
  6. Step 6: Final answer
    x = 208,052.56

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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.