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Finding the Fourth Proportional to 474,375.42, 654,667.11 and 273,236.22

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Solution

The fourth proportional to 474,375.42, 654,667.11 and 273,236.22 is: 377,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,375.42 : 654,667.11 = 273,236.22 : x
  2. Step 2: Convert to fraction form
    474,375.42/654,667.11 = 273,236.22/x
  3. Step 3: Cross multiply
    474,375.42x = 654,667.11 × 273,236.22
  4. Step 4: Simplify right side
    474,375.42x = 178,878,766,494.72
  5. Step 5: Solve for x
    x = 178,878,766,494.72/474,375.42
  6. Step 6: Final answer
    x = 377,082.70

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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.