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Finding the Fourth Proportional to 271,278.27, 374,373.27 and 150,412.50

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Solution

The fourth proportional to 271,278.27, 374,373.27 and 150,412.50 is: 207,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,278.27 : 374,373.27 = 150,412.50 : x
  2. Step 2: Convert to fraction form
    271,278.27/374,373.27 = 150,412.50/x
  3. Step 3: Cross multiply
    271,278.27x = 374,373.27 × 150,412.50
  4. Step 4: Simplify right side
    271,278.27x = 56,310,419,473.88
  5. Step 5: Solve for x
    x = 56,310,419,473.88/271,278.27
  6. Step 6: Final answer
    x = 207,574.38

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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.