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Finding the Fourth Proportional to 271,620.84, 374,819 and 150,756.26

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Solution

The fourth proportional to 271,620.84, 374,819 and 150,756.26 is: 208,033.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,620.84 : 374,819 = 150,756.26 : x
  2. Step 2: Convert to fraction form
    271,620.84/374,819 = 150,756.26/x
  3. Step 3: Cross multiply
    271,620.84x = 374,819 × 150,756.26
  4. Step 4: Simplify right side
    271,620.84x = 56,506,310,616.94
  5. Step 5: Solve for x
    x = 56,506,310,616.94/271,620.84
  6. Step 6: Final answer
    x = 208,033.78

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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.